diff --git a/analysis_options.yaml b/analysis_options.yaml
index 9f2ba5e67..e18b09d8f 100644
--- a/analysis_options.yaml
+++ b/analysis_options.yaml
@@ -12,7 +12,6 @@ analyzer:
     # something (https://github.com/flutter/flutter/issues/143312)
     deprecated_member_use: ignore
     deprecated_member_use_from_same_package: ignore
-    unnecessary_null_comparison: ignore # Temporarily ingnored from flutter-tizen.
   exclude: # DIFFERENT FROM FLUTTER/FLUTTER
     # Ignore generated files
     - '**/*.g.dart'
@@ -80,7 +79,7 @@ linter:
     # - constant_identifier_names # needs an opt-out https://github.com/dart-lang/linter/issues/204
     - control_flow_in_finally
     - curly_braces_in_flow_control_structures
-    # - dangling_library_doc_comments # Temporarily ingnored from flutter-tizen.
+    - dangling_library_doc_comments
     - depend_on_referenced_packages
     - deprecated_consistency
     # - deprecated_member_use_from_same_package # we allow self-references to deprecated members
@@ -115,7 +114,7 @@ linter:
     - no_duplicate_case_values
     - no_leading_underscores_for_library_prefixes
     - no_leading_underscores_for_local_identifiers
-    # - no_literal_bool_comparisons # Temporarily ingnored from flutter-tizen.
+    - no_literal_bool_comparisons
     - no_logic_in_create_state
     - no_runtimeType_toString # DIFFERENT FROM FLUTTER/FLUTTER
     - no_self_assignments
@@ -189,7 +188,7 @@ linter:
     # - type_annotate_public_apis # subset of always_specify_types
     - type_init_formals
     - type_literal_in_constant_pattern
-    # - unawaited_futures # DIFFERENT FROM FLUTTER/FLUTTER: It's disabled there for "too many false positives"; that's not an issue here, and missing awaits have caused production issues in plugins. # Temporarily ingnored from flutter-tizen.
+    - unawaited_futures # DIFFERENT FROM FLUTTER/FLUTTER: It's disabled there for "too many false positives"; that's not an issue here, and missing awaits have caused production issues in plugins.
     - unnecessary_await_in_return
     - unnecessary_brace_in_string_interps
     - unnecessary_breaks
@@ -199,7 +198,7 @@ linter:
     - unnecessary_getters_setters
     # - unnecessary_lambdas # has false positives: https://github.com/dart-lang/linter/issues/498
     - unnecessary_late
-    # - unnecessary_library_directive # Temporarily ingnored from flutter-tizen.
+    - unnecessary_library_directive
     - unnecessary_new
     - unnecessary_null_aware_assignments
     - unnecessary_null_aware_operator_on_extension_on_nullable
@@ -218,9 +217,9 @@ linter:
     - unrelated_type_equality_checks
     - unsafe_html
     - use_build_context_synchronously
-    # - use_colored_box # Temporarily ingnored from flutter-tizen.
+    - use_colored_box
     # - use_decorated_box # leads to bugs: DecoratedBox and Container are not equivalent (Container inserts extra padding)
-    # - use_enums # Temporarily ingnored from flutter-tizen.
+    - use_enums
     - use_full_hex_values_for_flutter_colors
     - use_function_type_syntax_for_parameters
     - use_if_null_to_convert_nulls_to_bools
@@ -232,7 +231,7 @@ linter:
     - use_rethrow_when_possible
     - use_setters_to_change_properties
     # - use_string_buffers # has false positives: https://github.com/dart-lang/sdk/issues/34182
-    # - use_string_in_part_of_directives # Temporarily ingnored from flutter-tizen.
+    - use_string_in_part_of_directives
     - use_super_parameters
     - use_test_throws_matchers
     # - use_to_and_as_if_applicable # has false positives, so we prefer to catch this by code-review
diff --git a/packages/audioplayers/CHANGELOG.md b/packages/audioplayers/CHANGELOG.md
index aebad577d..2f8cac1d5 100644
--- a/packages/audioplayers/CHANGELOG.md
+++ b/packages/audioplayers/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 3.0.1
 
 * Update audioplayers to 5.1.0.
diff --git a/packages/audioplayers/example/pubspec.yaml b/packages/audioplayers/example/pubspec.yaml
index d0ea5bcf1..6ea98fec4 100644
--- a/packages/audioplayers/example/pubspec.yaml
+++ b/packages/audioplayers/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the audioplayers plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   audioplayers: ^5.1.0
diff --git a/packages/audioplayers/pubspec.yaml b/packages/audioplayers/pubspec.yaml
index 5e044bd79..538c70d9d 100644
--- a/packages/audioplayers/pubspec.yaml
+++ b/packages/audioplayers/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/audiop
 version: 3.0.1
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/battery_plus/CHANGELOG.md b/packages/battery_plus/CHANGELOG.md
index edcdff481..feac0ae74 100644
--- a/packages/battery_plus/CHANGELOG.md
+++ b/packages/battery_plus/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 1.1.2
 
 * Update battery_plus to 4.0.1.
diff --git a/packages/battery_plus/example/pubspec.yaml b/packages/battery_plus/example/pubspec.yaml
index 6aabfe280..ad9af0885 100644
--- a/packages/battery_plus/example/pubspec.yaml
+++ b/packages/battery_plus/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the battery_plus plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   battery_plus: ^4.0.1
diff --git a/packages/battery_plus/pubspec.yaml b/packages/battery_plus/pubspec.yaml
index f69a4a5ab..90c22b6c4 100644
--- a/packages/battery_plus/pubspec.yaml
+++ b/packages/battery_plus/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/batter
 version: 1.1.2
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/camera/CHANGELOG.md b/packages/camera/CHANGELOG.md
index ccd1c5703..d40002737 100644
--- a/packages/camera/CHANGELOG.md
+++ b/packages/camera/CHANGELOG.md
@@ -1,6 +1,7 @@
 ## NEXT
 
-* Increase the minimum Flutter version to 3.3.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+* Fix new lint warnings.
 
 ## 0.3.4
 
diff --git a/packages/camera/example/lib/main.dart b/packages/camera/example/lib/main.dart
index e2a226208..5d41c8ba3 100644
--- a/packages/camera/example/lib/main.dart
+++ b/packages/camera/example/lib/main.dart
@@ -250,9 +250,7 @@ class _CameraExampleHomeState extends State<CameraExampleHome>
                         child: Center(
                           child: AspectRatio(
                               aspectRatio:
-                                  localVideoController.value.size != null
-                                      ? localVideoController.value.aspectRatio
-                                      : 1.0,
+                                  localVideoController.value.aspectRatio,
                               child: VideoPlayer(localVideoController)),
                         ),
                       ),
@@ -380,7 +378,7 @@ class _CameraExampleHomeState extends State<CameraExampleHome>
     return SizeTransition(
       sizeFactor: _exposureModeControlRowAnimation,
       child: ClipRect(
-        child: Container(
+        child: ColoredBox(
           color: Colors.grey.shade50,
           child: Column(
             children: <Widget>[
@@ -463,7 +461,7 @@ class _CameraExampleHomeState extends State<CameraExampleHome>
     return SizeTransition(
       sizeFactor: _focusModeControlRowAnimation,
       child: ClipRect(
-        child: Container(
+        child: ColoredBox(
           color: Colors.grey.shade50,
           child: Column(
             children: <Widget>[
@@ -680,30 +678,23 @@ class _CameraExampleHomeState extends State<CameraExampleHome>
       switch (e.code) {
         case 'CameraAccessDenied':
           showInSnackBar('You have denied camera access.');
-          break;
         case 'CameraAccessDeniedWithoutPrompt':
           // iOS only
           showInSnackBar('Please go to Settings app to enable camera access.');
-          break;
         case 'CameraAccessRestricted':
           // iOS only
           showInSnackBar('Camera access is restricted.');
-          break;
         case 'AudioAccessDenied':
           showInSnackBar('You have denied audio access.');
-          break;
         case 'AudioAccessDeniedWithoutPrompt':
           // iOS only
           showInSnackBar('Please go to Settings app to enable audio access.');
-          break;
         case 'AudioAccessRestricted':
           // iOS only
           showInSnackBar('Audio access is restricted.');
-          break;
         case 'cameraPermission':
           // Android & web only
           showInSnackBar('Unknown permission error.');
-          break;
         default:
           _showCameraException(e);
           break;
@@ -1001,7 +992,7 @@ class _CameraExampleHomeState extends State<CameraExampleHome>
         : VideoPlayerController.file(File(videoFile!.path));
 
     videoPlayerListener = () {
-      if (videoController != null && videoController!.value.size != null) {
+      if (videoController != null) {
         // Refreshing the state to update video player with the correct ratio.
         if (mounted) {
           setState(() {});
diff --git a/packages/camera/example/pubspec.yaml b/packages/camera/example/pubspec.yaml
index 00f5146ff..78d9db26e 100644
--- a/packages/camera/example/pubspec.yaml
+++ b/packages/camera/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the camera plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   camera: ^0.9.4
diff --git a/packages/camera/lib/camera_tizen.dart b/packages/camera/lib/camera_tizen.dart
index 7073df738..51e13b9f7 100644
--- a/packages/camera/lib/camera_tizen.dart
+++ b/packages/camera/lib/camera_tizen.dart
@@ -536,7 +536,6 @@ class CameraTizen extends CameraPlatform {
         final Map<String, Object?> arguments = _getArgumentDictionary(call);
         _deviceEventStreamController.add(DeviceOrientationChangedEvent(
             deserializeDeviceOrientation(arguments['orientation']! as String)));
-        break;
       default:
         throw MissingPluginException();
     }
@@ -556,7 +555,6 @@ class CameraTizen extends CameraPlatform {
           deserializeFocusMode(arguments['focusMode']! as String),
           arguments['focusPointSupported']! as bool,
         ));
-        break;
       case 'resolution_changed':
         final Map<String, Object?> arguments = _getArgumentDictionary(call);
         _cameraEventStreamController.add(CameraResolutionChangedEvent(
@@ -564,12 +562,10 @@ class CameraTizen extends CameraPlatform {
           arguments['captureWidth']! as double,
           arguments['captureHeight']! as double,
         ));
-        break;
       case 'camera_closing':
         _cameraEventStreamController.add(CameraClosingEvent(
           cameraId,
         ));
-        break;
       case 'video_recorded':
         final Map<String, Object?> arguments = _getArgumentDictionary(call);
         _cameraEventStreamController.add(VideoRecordedEvent(
@@ -579,14 +575,12 @@ class CameraTizen extends CameraPlatform {
               ? Duration(milliseconds: arguments['maxVideoDuration']! as int)
               : null,
         ));
-        break;
       case 'error':
         final Map<String, Object?> arguments = _getArgumentDictionary(call);
         _cameraEventStreamController.add(CameraErrorEvent(
           cameraId,
           arguments['description']! as String,
         ));
-        break;
       default:
         throw MissingPluginException();
     }
diff --git a/packages/camera/pubspec.yaml b/packages/camera/pubspec.yaml
index aba242d02..35c1dd683 100644
--- a/packages/camera/pubspec.yaml
+++ b/packages/camera/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/camera
 version: 0.3.4
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   camera_platform_interface: ^2.1.1
diff --git a/packages/connectivity_plus/CHANGELOG.md b/packages/connectivity_plus/CHANGELOG.md
index 8a0d20ad8..523332b81 100644
--- a/packages/connectivity_plus/CHANGELOG.md
+++ b/packages/connectivity_plus/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 1.1.4
 
 * Update connectivity_plus to 4.0.1.
diff --git a/packages/connectivity_plus/example/pubspec.yaml b/packages/connectivity_plus/example/pubspec.yaml
index e2cab9531..1c4bebdeb 100644
--- a/packages/connectivity_plus/example/pubspec.yaml
+++ b/packages/connectivity_plus/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the connectivity_plus_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   connectivity_plus: ^4.0.1
diff --git a/packages/connectivity_plus/pubspec.yaml b/packages/connectivity_plus/pubspec.yaml
index b486b8478..7f132caaf 100644
--- a/packages/connectivity_plus/pubspec.yaml
+++ b/packages/connectivity_plus/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/connec
 version: 1.1.4
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/device_info_plus/CHANGELOG.md b/packages/device_info_plus/CHANGELOG.md
index 86b795978..ce21d791f 100644
--- a/packages/device_info_plus/CHANGELOG.md
+++ b/packages/device_info_plus/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 1.2.0
 
 * Add `TizenDeviceInfo.data` which represents the device info as a map.
diff --git a/packages/device_info_plus/example/pubspec.yaml b/packages/device_info_plus/example/pubspec.yaml
index 3d27391f2..09110649a 100644
--- a/packages/device_info_plus/example/pubspec.yaml
+++ b/packages/device_info_plus/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the device_info_plus_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   device_info_plus_tizen:
diff --git a/packages/device_info_plus/pubspec.yaml b/packages/device_info_plus/pubspec.yaml
index 7a2c4eba7..57af6b638 100644
--- a/packages/device_info_plus/pubspec.yaml
+++ b/packages/device_info_plus/pubspec.yaml
@@ -6,8 +6,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/device
 version: 1.2.0
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/firebase_core/CHANGELOG.md b/packages/firebase_core/CHANGELOG.md
index 22b9fce11..fc8a2fd8d 100644
--- a/packages/firebase_core/CHANGELOG.md
+++ b/packages/firebase_core/CHANGELOG.md
@@ -1,6 +1,7 @@
 ## NEXT
 
-* Increase the minimum Flutter version to 3.3.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+* Fix new lint warnings.
 
 ## 0.1.1
 
diff --git a/packages/firebase_core/example/pubspec.yaml b/packages/firebase_core/example/pubspec.yaml
index de84a5fa5..442cd2278 100644
--- a/packages/firebase_core/example/pubspec.yaml
+++ b/packages/firebase_core/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: An example application demonstrating calls to Firebase Core.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   firebase_core: ^2.4.0
diff --git a/packages/firebase_core/lib/firebase_app_tizen.dart b/packages/firebase_core/lib/firebase_app_tizen.dart
index 3a4cc389d..94ee484f9 100644
--- a/packages/firebase_core/lib/firebase_app_tizen.dart
+++ b/packages/firebase_core/lib/firebase_app_tizen.dart
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license
 // that can be found in the LICENSE file.
 
-part of firebase_core_tizen;
+part of 'firebase_core_tizen.dart';
 
 /// A Dart only implementation of a Firebase app instance.
 class FirebaseApp extends FirebaseAppPlatform {
diff --git a/packages/firebase_core/pubspec.yaml b/packages/firebase_core/pubspec.yaml
index 63f2a6670..6b5ca7f30 100644
--- a/packages/firebase_core/pubspec.yaml
+++ b/packages/firebase_core/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/fireba
 version: 0.1.1
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   firebase_core_dart: ^1.0.1
diff --git a/packages/flutter_app_badger/CHANGELOG.md b/packages/flutter_app_badger/CHANGELOG.md
index 2f66a9f25..932b37533 100644
--- a/packages/flutter_app_badger/CHANGELOG.md
+++ b/packages/flutter_app_badger/CHANGELOG.md
@@ -1,6 +1,6 @@
 ## NEXT
 
-* Increase the minimum Flutter version to 3.3.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
 
 ## 0.1.0
 
diff --git a/packages/flutter_app_badger/example/pubspec.yaml b/packages/flutter_app_badger/example/pubspec.yaml
index e387b6411..39ed1bc96 100644
--- a/packages/flutter_app_badger/example/pubspec.yaml
+++ b/packages/flutter_app_badger/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the flutter_app_badger_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/flutter_app_badger/pubspec.yaml b/packages/flutter_app_badger/pubspec.yaml
index 131466be2..e9a7df487 100644
--- a/packages/flutter_app_badger/pubspec.yaml
+++ b/packages/flutter_app_badger/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/flutte
 version: 0.1.0
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/flutter_secure_storage/CHANGELOG.md b/packages/flutter_secure_storage/CHANGELOG.md
index c8447bb42..594d8d481 100644
--- a/packages/flutter_secure_storage/CHANGELOG.md
+++ b/packages/flutter_secure_storage/CHANGELOG.md
@@ -1,3 +1,8 @@
+## NEXT
+
+* Fix new lint warnings.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 0.1.1
 
 * Update flutter_secure_storage to 9.0.0.
diff --git a/packages/flutter_secure_storage/example/lib/main.dart b/packages/flutter_secure_storage/example/lib/main.dart
index bdc76ce26..51955983b 100644
--- a/packages/flutter_secure_storage/example/lib/main.dart
+++ b/packages/flutter_secure_storage/example/lib/main.dart
@@ -98,7 +98,6 @@ class ItemsWidgetState extends State<ItemsWidget> {
                 switch (action) {
                   case _Actions.deleteAll:
                     _deleteAll();
-                    break;
                 }
               },
               itemBuilder: (BuildContext context) => <PopupMenuEntry<_Actions>>[
@@ -191,7 +190,6 @@ class ItemsWidgetState extends State<ItemsWidget> {
         );
         _readAll();
 
-        break;
       case _ItemActions.edit:
         if (!context.mounted) return;
         final result = await showDialog<String>(
@@ -207,7 +205,6 @@ class ItemsWidgetState extends State<ItemsWidget> {
           );
           _readAll();
         }
-        break;
       case _ItemActions.containsKey:
         if (!context.mounted) return;
         final key = await _displayTextInputDialog(context, item.key);
@@ -219,7 +216,6 @@ class ItemsWidgetState extends State<ItemsWidget> {
             backgroundColor: result ? Colors.green : Colors.red,
           ),
         );
-        break;
       case _ItemActions.read:
         if (!context.mounted) return;
         final key = await _displayTextInputDialog(context, item.key);
@@ -231,7 +227,6 @@ class ItemsWidgetState extends State<ItemsWidget> {
             content: Text('value: $result'),
           ),
         );
-        break;
     }
   }
 
diff --git a/packages/flutter_secure_storage/example/pubspec.yaml b/packages/flutter_secure_storage/example/pubspec.yaml
index 172888309..984bedf60 100644
--- a/packages/flutter_secure_storage/example/pubspec.yaml
+++ b/packages/flutter_secure_storage/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the flutter_secure_storage_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/flutter_secure_storage/pubspec.yaml b/packages/flutter_secure_storage/pubspec.yaml
index ac7da99b3..256473ced 100644
--- a/packages/flutter_secure_storage/pubspec.yaml
+++ b/packages/flutter_secure_storage/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/flutte
 version: 0.1.1
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/flutter_tts/CHANGELOG.md b/packages/flutter_tts/CHANGELOG.md
index f3d07436e..ec827b00c 100644
--- a/packages/flutter_tts/CHANGELOG.md
+++ b/packages/flutter_tts/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 1.4.0
 
 * Update flutter_tts to 3.6.3.
diff --git a/packages/flutter_tts/example/pubspec.yaml b/packages/flutter_tts/example/pubspec.yaml
index 59e040d05..b383496ce 100644
--- a/packages/flutter_tts/example/pubspec.yaml
+++ b/packages/flutter_tts/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the flutter_tts_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/flutter_tts/pubspec.yaml b/packages/flutter_tts/pubspec.yaml
index b724fc0ae..f2ee10183 100644
--- a/packages/flutter_tts/pubspec.yaml
+++ b/packages/flutter_tts/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/flutte
 version: 1.4.0
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/flutter_webrtc/CHANGELOG.md b/packages/flutter_webrtc/CHANGELOG.md
index 66de06050..834f4dcce 100644
--- a/packages/flutter_webrtc/CHANGELOG.md
+++ b/packages/flutter_webrtc/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 0.1.3
 
 * Increase the minimum Flutter version to 3.3.
diff --git a/packages/flutter_webrtc/example/flutter_webrtc_demo/pubspec.yaml b/packages/flutter_webrtc/example/flutter_webrtc_demo/pubspec.yaml
index b972e4849..72ac915e1 100644
--- a/packages/flutter_webrtc/example/flutter_webrtc_demo/pubspec.yaml
+++ b/packages/flutter_webrtc/example/flutter_webrtc_demo/pubspec.yaml
@@ -3,8 +3,8 @@ description: A new Flutter application.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   cupertino_icons: ^1.0.3
diff --git a/packages/flutter_webrtc/example/flutter_webrtc_example/pubspec.yaml b/packages/flutter_webrtc/example/flutter_webrtc_example/pubspec.yaml
index b3cec1407..6ada7e41f 100644
--- a/packages/flutter_webrtc/example/flutter_webrtc_example/pubspec.yaml
+++ b/packages/flutter_webrtc/example/flutter_webrtc_example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the webrtc plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/flutter_webrtc/pubspec.yaml b/packages/flutter_webrtc/pubspec.yaml
index eedde57a1..195432d30 100644
--- a/packages/flutter_webrtc/pubspec.yaml
+++ b/packages/flutter_webrtc/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/flutte
 version: 0.1.3
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/geolocator/CHANGELOG.md b/packages/geolocator/CHANGELOG.md
index 6c85a3a6b..90a6ef004 100644
--- a/packages/geolocator/CHANGELOG.md
+++ b/packages/geolocator/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 1.0.6
 
 * Remove unnecessary `StreamHandlerError` implementation.
diff --git a/packages/geolocator/example/pubspec.yaml b/packages/geolocator/example/pubspec.yaml
index 6e3b9bc8a..3a44be7e1 100644
--- a/packages/geolocator/example/pubspec.yaml
+++ b/packages/geolocator/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the geolocator_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   baseflow_plugin_template: ^2.1.2
diff --git a/packages/geolocator/pubspec.yaml b/packages/geolocator/pubspec.yaml
index 907f74004..c3759b195 100644
--- a/packages/geolocator/pubspec.yaml
+++ b/packages/geolocator/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/geoloc
 version: 1.0.6
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/google_maps_flutter/CHANGELOG.md b/packages/google_maps_flutter/CHANGELOG.md
index 8876cef41..840c63495 100644
--- a/packages/google_maps_flutter/CHANGELOG.md
+++ b/packages/google_maps_flutter/CHANGELOG.md
@@ -1,6 +1,7 @@
 ## NEXT
 
-* Increase the minimum Flutter version to 3.3.
+* Fix new lint warnings.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
 
 ## 0.1.5
 
diff --git a/packages/google_maps_flutter/example/pubspec.yaml b/packages/google_maps_flutter/example/pubspec.yaml
index 54b285f85..c7f0610b9 100644
--- a/packages/google_maps_flutter/example/pubspec.yaml
+++ b/packages/google_maps_flutter/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the google_maps_flutter_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/google_maps_flutter/lib/src/circle.dart b/packages/google_maps_flutter/lib/src/circle.dart
index a65f666bc..3acf17428 100644
--- a/packages/google_maps_flutter/lib/src/circle.dart
+++ b/packages/google_maps_flutter/lib/src/circle.dart
@@ -3,7 +3,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-part of google_maps_flutter_tizen;
+part of '../google_maps_flutter_tizen.dart';
 
 /// The `CircleController` class wraps a [GCircle] and its `onTap` behavior.
 class CircleController {
diff --git a/packages/google_maps_flutter/lib/src/circles.dart b/packages/google_maps_flutter/lib/src/circles.dart
index f8d496fa1..a3f8f4679 100644
--- a/packages/google_maps_flutter/lib/src/circles.dart
+++ b/packages/google_maps_flutter/lib/src/circles.dart
@@ -3,7 +3,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-part of google_maps_flutter_tizen;
+part of '../google_maps_flutter_tizen.dart';
 
 /// This class manages all the [CircleController]s associated to a [GoogleMapController].
 class CirclesController extends GeometryController {
diff --git a/packages/google_maps_flutter/lib/src/convert.dart b/packages/google_maps_flutter/lib/src/convert.dart
index 4ef60c040..ef2f0c553 100644
--- a/packages/google_maps_flutter/lib/src/convert.dart
+++ b/packages/google_maps_flutter/lib/src/convert.dart
@@ -5,7 +5,7 @@
 
 // ignore_for_file: avoid_dynamic_calls
 
-part of google_maps_flutter_tizen;
+part of '../google_maps_flutter_tizen.dart';
 
 // Indices in the plugin side don't match with the ones
 Map<int, String> _mapTypeToMapTypeId = <int, String>{
@@ -93,12 +93,9 @@ String _applyInitialPosition(
   CameraPosition initialPosition,
   String options,
 ) {
-  // Adjust the initial position, if passed...
-  if (initialPosition != null) {
-    options += ', zoom: ${initialPosition.zoom}';
-    options +=
-        ', center: {lat: ${initialPosition.target.latitude} ,lng: ${initialPosition.target.longitude}}';
-  }
+  options += ', zoom: ${initialPosition.zoom}';
+  options +=
+      ', center: {lat: ${initialPosition.target.latitude} ,lng: ${initialPosition.target.longitude}}';
   return options;
 }
 
diff --git a/packages/google_maps_flutter/lib/src/google_maps_controller.dart b/packages/google_maps_flutter/lib/src/google_maps_controller.dart
index 59b9250fc..cc8a97b24 100644
--- a/packages/google_maps_flutter/lib/src/google_maps_controller.dart
+++ b/packages/google_maps_flutter/lib/src/google_maps_controller.dart
@@ -5,7 +5,7 @@
 
 // ignore_for_file: avoid_dynamic_calls
 
-part of google_maps_flutter_tizen;
+part of '../google_maps_flutter_tizen.dart';
 
 /// This class implements a Map Controller and its events
 class GoogleMapsController {
@@ -188,7 +188,7 @@ class GoogleMapsController {
     return JavascriptChannel(
         name: 'BoundChanged',
         onMessageReceived: (JavascriptMessage message) async {
-          if (_widget == null || _streamController == null) {
+          if (_widget == null) {
             return;
           }
           final LatLng center = await getCenter();
@@ -212,7 +212,7 @@ class GoogleMapsController {
     return JavascriptChannel(
         name: 'Idle',
         onMessageReceived: (JavascriptMessage message) async {
-          if (_widget == null || _streamController == null) {
+          if (_widget == null) {
             return;
           }
           _mapIsMoving = false;
@@ -224,7 +224,7 @@ class GoogleMapsController {
     return JavascriptChannel(
         name: 'Tilesloaded',
         onMessageReceived: (JavascriptMessage message) async {
-          if (_widget == null || _streamController == null || _isFirst) {
+          if (_widget == null || _isFirst) {
             return;
           }
           try {
@@ -240,7 +240,7 @@ class GoogleMapsController {
     return JavascriptChannel(
         name: 'Click',
         onMessageReceived: (JavascriptMessage message) async {
-          if (_widget == null || _streamController == null) {
+          if (_widget == null) {
             return;
           }
           try {
@@ -262,7 +262,7 @@ class GoogleMapsController {
     return JavascriptChannel(
         name: 'RightClick',
         onMessageReceived: (JavascriptMessage message) async {
-          if (_widget == null || _streamController == null) {
+          if (_widget == null) {
             return;
           }
           try {
@@ -283,7 +283,7 @@ class GoogleMapsController {
     return JavascriptChannel(
         name: 'MarkerClick',
         onMessageReceived: (JavascriptMessage message) async {
-          if (_widget == null || _streamController == null) {
+          if (_widget == null) {
             return;
           }
           try {
@@ -306,7 +306,7 @@ class GoogleMapsController {
     return JavascriptChannel(
         name: 'MarkerDragEnd',
         onMessageReceived: (JavascriptMessage message) async {
-          if (_widget == null || _streamController == null) {
+          if (_widget == null) {
             return;
           }
           try {
@@ -338,7 +338,7 @@ class GoogleMapsController {
     return JavascriptChannel(
         name: 'PolylineClick',
         onMessageReceived: (JavascriptMessage message) async {
-          if (_widget == null || _streamController == null) {
+          if (_widget == null) {
             return;
           }
           try {
@@ -362,7 +362,7 @@ class GoogleMapsController {
     return JavascriptChannel(
         name: 'PolygonClick',
         onMessageReceived: (JavascriptMessage message) async {
-          if (_widget == null || _streamController == null) {
+          if (_widget == null) {
             return;
           }
           try {
@@ -386,7 +386,7 @@ class GoogleMapsController {
     return JavascriptChannel(
         name: 'CircleClick',
         onMessageReceived: (JavascriptMessage message) async {
-          if (_widget == null || _streamController == null) {
+          if (_widget == null) {
             return;
           }
           try {
@@ -586,21 +586,16 @@ class GoogleMapsController {
             '{heading: ${json[1]['bearing']}, zoom: ${json[1]['zoom']}, tilt: ${json[1]['tilt']}}');
         await _setPanTo(
             '{lat:${json[1]['target'][0]}, lng: ${json[1]['target'][1]}}');
-        break;
       case 'newLatLng':
         await _setPanTo('{lat:${json[1][0]}, lng:${json[1][1]}}');
-        break;
       case 'newLatLngZoom':
         await _setMoveCamera('{zoom: ${json[2]}}');
         await _setPanTo('{lat:${json[1][0]}, lng: ${json[1][1]}}');
-        break;
       case 'newLatLngBounds':
         await _setFitBounds(
             '{south:${json[1][0][0]}, west:${json[1][0][1]}, north:${json[1][1][0]}, east:${json[1][1][1]}}, ${json[2]}');
-        break;
       case 'scrollBy':
         await _setPanBy('${json[1]}, ${json[2]}');
-        break;
       case 'zoomBy':
         String? focusLatLng;
         double zoomDelta = 0.0;
@@ -623,16 +618,12 @@ class GoogleMapsController {
         if (focusLatLng != null) {
           await _setPanTo(focusLatLng);
         }
-        break;
       case 'zoomIn':
         await _setZoom('${(await getZoomLevel()) + 1}');
-        break;
       case 'zoomOut':
         await _setZoom('${(await getZoomLevel()) - 1}');
-        break;
       case 'zoomTo':
         await _setZoom('${json[1]}');
-        break;
       default:
         throw UnimplementedError('Unimplemented CameraMove: ${json[0]}.');
     }
diff --git a/packages/google_maps_flutter/lib/src/google_maps_flutter_tizen.dart b/packages/google_maps_flutter/lib/src/google_maps_flutter_tizen.dart
index 6f963b6ae..32f6f1078 100644
--- a/packages/google_maps_flutter/lib/src/google_maps_flutter_tizen.dart
+++ b/packages/google_maps_flutter/lib/src/google_maps_flutter_tizen.dart
@@ -3,7 +3,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-part of google_maps_flutter_tizen;
+part of '../google_maps_flutter_tizen.dart';
 
 /// The Tizen implementation of [GoogleMapsFlutterPlatform].
 ///
@@ -43,7 +43,6 @@ class GoogleMapsPlugin extends GoogleMapsFlutterPlatform {
   @override
   Future<void> init(int mapId) async {
     _map(mapId).init();
-    assert(_map(mapId) != null, 'Must call buildWidget before init!');
   }
 
   /// Updates the options of a given `mapId`.
diff --git a/packages/google_maps_flutter/lib/src/marker.dart b/packages/google_maps_flutter/lib/src/marker.dart
index 9ed731095..9b234f4ec 100644
--- a/packages/google_maps_flutter/lib/src/marker.dart
+++ b/packages/google_maps_flutter/lib/src/marker.dart
@@ -3,7 +3,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-part of google_maps_flutter_tizen;
+part of '../google_maps_flutter_tizen.dart';
 
 // Marker Size
 const int _markerWidth = 24;
diff --git a/packages/google_maps_flutter/lib/src/markers.dart b/packages/google_maps_flutter/lib/src/markers.dart
index 1c14a87bf..5f80a0363 100644
--- a/packages/google_maps_flutter/lib/src/markers.dart
+++ b/packages/google_maps_flutter/lib/src/markers.dart
@@ -3,7 +3,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-part of google_maps_flutter_tizen;
+part of '../google_maps_flutter_tizen.dart';
 
 /// This class manages a set of [MarkerController]s associated to a [GoogleMapController].
 class MarkersController extends GeometryController {
diff --git a/packages/google_maps_flutter/lib/src/polygon.dart b/packages/google_maps_flutter/lib/src/polygon.dart
index b776c3cc6..e8da652bc 100644
--- a/packages/google_maps_flutter/lib/src/polygon.dart
+++ b/packages/google_maps_flutter/lib/src/polygon.dart
@@ -3,7 +3,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-part of google_maps_flutter_tizen;
+part of '../google_maps_flutter_tizen.dart';
 
 /// The `PolygonController` class wraps a [GPolygon] and its `onTap` behavior.
 class PolygonController {
diff --git a/packages/google_maps_flutter/lib/src/polygons.dart b/packages/google_maps_flutter/lib/src/polygons.dart
index 7412156bb..6fce09366 100644
--- a/packages/google_maps_flutter/lib/src/polygons.dart
+++ b/packages/google_maps_flutter/lib/src/polygons.dart
@@ -3,7 +3,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-part of google_maps_flutter_tizen;
+part of '../google_maps_flutter_tizen.dart';
 
 /// This class manages a set of [PolygonController]s associated to a [GoogleMapController].
 class PolygonsController extends GeometryController {
diff --git a/packages/google_maps_flutter/lib/src/polyline.dart b/packages/google_maps_flutter/lib/src/polyline.dart
index 1a4ada3c8..735d27dc6 100644
--- a/packages/google_maps_flutter/lib/src/polyline.dart
+++ b/packages/google_maps_flutter/lib/src/polyline.dart
@@ -3,7 +3,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-part of google_maps_flutter_tizen;
+part of '../google_maps_flutter_tizen.dart';
 
 /// The `PolygonController` class wraps a [GPolyline] and its `onTap` behavior.
 class PolylineController {
diff --git a/packages/google_maps_flutter/lib/src/polylines.dart b/packages/google_maps_flutter/lib/src/polylines.dart
index 684d6e40d..3d2996996 100644
--- a/packages/google_maps_flutter/lib/src/polylines.dart
+++ b/packages/google_maps_flutter/lib/src/polylines.dart
@@ -3,7 +3,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-part of google_maps_flutter_tizen;
+part of '../google_maps_flutter_tizen.dart';
 
 /// This class manages a set of [PolylinesController]s associated to a [GoogleMapController].
 class PolylinesController extends GeometryController {
diff --git a/packages/google_maps_flutter/lib/src/types.dart b/packages/google_maps_flutter/lib/src/types.dart
index b16be4037..d2c6297ec 100644
--- a/packages/google_maps_flutter/lib/src/types.dart
+++ b/packages/google_maps_flutter/lib/src/types.dart
@@ -3,7 +3,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-part of google_maps_flutter_tizen;
+part of '../google_maps_flutter_tizen.dart';
 
 /// A void function that handles a [LatLng] as a parameter.
 ///
diff --git a/packages/google_maps_flutter/lib/src/util.dart b/packages/google_maps_flutter/lib/src/util.dart
index c28f9bc0d..bf8b7dedc 100644
--- a/packages/google_maps_flutter/lib/src/util.dart
+++ b/packages/google_maps_flutter/lib/src/util.dart
@@ -5,7 +5,7 @@
 
 // ignore_for_file: avoid_setters_without_getters
 
-//part of google_maps_flutter_tizen;
+//part of '../google_maps_flutter_tizen.dart';
 import 'dart:async';
 import 'package:google_maps_flutter_platform_interface/google_maps_flutter_platform_interface.dart';
 import 'package:webview_flutter/webview_flutter.dart';
diff --git a/packages/google_maps_flutter/pubspec.yaml b/packages/google_maps_flutter/pubspec.yaml
index 236c6dc69..6df59323c 100644
--- a/packages/google_maps_flutter/pubspec.yaml
+++ b/packages/google_maps_flutter/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/google
 version: 0.1.5
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/google_sign_in/CHANGELOG.md b/packages/google_sign_in/CHANGELOG.md
index 7261b4b8b..bb4ed7ee6 100644
--- a/packages/google_sign_in/CHANGELOG.md
+++ b/packages/google_sign_in/CHANGELOG.md
@@ -1,6 +1,6 @@
 ## NEXT
 
-* Increase the minimum Flutter version to 3.3.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
 
 ## 0.1.3
 
diff --git a/packages/google_sign_in/example/pubspec.yaml b/packages/google_sign_in/example/pubspec.yaml
index ed9b2293d..aa6c711d2 100644
--- a/packages/google_sign_in/example/pubspec.yaml
+++ b/packages/google_sign_in/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the google_sign_in_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/google_sign_in/pubspec.yaml b/packages/google_sign_in/pubspec.yaml
index 9699c232e..9489b0365 100644
--- a/packages/google_sign_in/pubspec.yaml
+++ b/packages/google_sign_in/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/google
 version: 0.1.3
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/image_picker/CHANGELOG.md b/packages/image_picker/CHANGELOG.md
index de0ac1e0d..af5788c49 100644
--- a/packages/image_picker/CHANGELOG.md
+++ b/packages/image_picker/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 2.3.0
 
 * Update image_picker to 1.0.1.
diff --git a/packages/image_picker/example/pubspec.yaml b/packages/image_picker/example/pubspec.yaml
index 4ca30b94e..a78d7c00c 100644
--- a/packages/image_picker/example/pubspec.yaml
+++ b/packages/image_picker/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the image_picker_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/image_picker/pubspec.yaml b/packages/image_picker/pubspec.yaml
index c55a817d7..c6932e538 100644
--- a/packages/image_picker/pubspec.yaml
+++ b/packages/image_picker/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/image_
 version: 2.3.0
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/in_app_purchase/CHANGELOG.md b/packages/in_app_purchase/CHANGELOG.md
index 607323422..69186854a 100644
--- a/packages/in_app_purchase/CHANGELOG.md
+++ b/packages/in_app_purchase/CHANGELOG.md
@@ -1,3 +1,8 @@
+## NEXT
+
+* Fix new lint warnings.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 0.1.0
 
 * Initial release.
diff --git a/packages/in_app_purchase/example/lib/main.dart b/packages/in_app_purchase/example/lib/main.dart
index d34ba25a2..5236b7340 100644
--- a/packages/in_app_purchase/example/lib/main.dart
+++ b/packages/in_app_purchase/example/lib/main.dart
@@ -291,7 +291,7 @@ class _MyAppState extends State<_MyApp> {
     });
   }
 
-  Future<void> deliverProduct(PurchaseDetails purchaseDetails) async {
+  void deliverProduct(PurchaseDetails purchaseDetails) {
     // IMPORTANT!! Always verify purchase details before delivering the product.
     setState(() {
       _purchases.add(purchaseDetails);
diff --git a/packages/in_app_purchase/example/pubspec.yaml b/packages/in_app_purchase/example/pubspec.yaml
index 1571b753c..6b04bf5c3 100644
--- a/packages/in_app_purchase/example/pubspec.yaml
+++ b/packages/in_app_purchase/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the in_app_purchase_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/in_app_purchase/lib/src/in_app_purchase_tizen_platform.dart b/packages/in_app_purchase/lib/src/in_app_purchase_tizen_platform.dart
index 246c6da7e..47975be5c 100644
--- a/packages/in_app_purchase/lib/src/in_app_purchase_tizen_platform.dart
+++ b/packages/in_app_purchase/lib/src/in_app_purchase_tizen_platform.dart
@@ -140,7 +140,7 @@ class InAppPurchaseTizenPlatform extends InAppPurchasePlatform {
       final String invoiceId =
           billingResultWrapper.payDetails['InvoiceID'] ?? '';
 
-      billingManager
+      unawaited(billingManager
           .requestPurchases()
           .then((GetUserPurchaseListAPIResult responses) {
         for (int i = 0; i < responses.invoiceDetails.length; i++) {
@@ -163,7 +163,7 @@ class InAppPurchaseTizenPlatform extends InAppPurchasePlatform {
         }
       }).catchError((Object error) {
         _purchaseUpdatedController.addError(error);
-      });
+      }));
 
       return true;
     } else {
@@ -174,7 +174,7 @@ class InAppPurchaseTizenPlatform extends InAppPurchasePlatform {
   @override
   Future<bool> buyConsumable(
       {required PurchaseParam purchaseParam, bool autoConsume = true}) {
-    assert(autoConsume == true, 'On Tizen, we should always auto consume');
+    assert(autoConsume, 'On Tizen, we should always auto consume');
     return buyNonConsumable(purchaseParam: purchaseParam);
   }
 }
diff --git a/packages/in_app_purchase/pubspec.yaml b/packages/in_app_purchase/pubspec.yaml
index 10b7549fb..aef24d792 100644
--- a/packages/in_app_purchase/pubspec.yaml
+++ b/packages/in_app_purchase/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/in_app
 version: 0.1.0
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/integration_test/CHANGELOG.md b/packages/integration_test/CHANGELOG.md
index 2a00fab12..6d11a429d 100644
--- a/packages/integration_test/CHANGELOG.md
+++ b/packages/integration_test/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 2.0.2
 
 * Increase the minimum Flutter version to 3.3.
diff --git a/packages/integration_test/example/pubspec.yaml b/packages/integration_test/example/pubspec.yaml
index 6e3c94808..6299ae1be 100644
--- a/packages/integration_test/example/pubspec.yaml
+++ b/packages/integration_test/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the integration_test_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/integration_test/pubspec.yaml b/packages/integration_test/pubspec.yaml
index 68e82b330..b2d4c161c 100644
--- a/packages/integration_test/pubspec.yaml
+++ b/packages/integration_test/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/integr
 version: 2.0.2
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/messageport/CHANGELOG.md b/packages/messageport/CHANGELOG.md
index d86d8a64a..e0be66fcd 100644
--- a/packages/messageport/CHANGELOG.md
+++ b/packages/messageport/CHANGELOG.md
@@ -1,3 +1,8 @@
+## NEXT
+
+* Fix new lint warnings.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 0.3.2
 
 * Remove unnecessary `StreamHandlerError` implementation.
diff --git a/packages/messageport/example/lib/main.dart b/packages/messageport/example/lib/main.dart
index 1934a03bb..25979fdd0 100644
--- a/packages/messageport/example/lib/main.dart
+++ b/packages/messageport/example/lib/main.dart
@@ -67,7 +67,7 @@ class _MyAppState extends State<MyApp> {
           'Unregister',
           () async {
             try {
-              _localPort?.unregister();
+              await _localPort?.unregister();
               _log('Local port unregistration done');
               setState(() {});
             } catch (error) {
diff --git a/packages/messageport/example/pubspec.yaml b/packages/messageport/example/pubspec.yaml
index 10da1b2c9..60650a3c9 100644
--- a/packages/messageport/example/pubspec.yaml
+++ b/packages/messageport/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the messageport_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/messageport/pubspec.yaml b/packages/messageport/pubspec.yaml
index f8f1c895a..039f7117b 100644
--- a/packages/messageport/pubspec.yaml
+++ b/packages/messageport/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/messag
 version: 0.3.2
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/network_info_plus/CHANGELOG.md b/packages/network_info_plus/CHANGELOG.md
index 6601fe1ae..8862813b6 100644
--- a/packages/network_info_plus/CHANGELOG.md
+++ b/packages/network_info_plus/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 1.1.4
 
 * Update network_info_plus to 4.1.0.
diff --git a/packages/network_info_plus/example/pubspec.yaml b/packages/network_info_plus/example/pubspec.yaml
index 22b5f98bb..3343d2d45 100644
--- a/packages/network_info_plus/example/pubspec.yaml
+++ b/packages/network_info_plus/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the network_info_plus_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/network_info_plus/pubspec.yaml b/packages/network_info_plus/pubspec.yaml
index fd86e76c3..dc1466a29 100644
--- a/packages/network_info_plus/pubspec.yaml
+++ b/packages/network_info_plus/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/networ
 version: 1.1.4
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/package_info_plus/CHANGELOG.md b/packages/package_info_plus/CHANGELOG.md
index a98c65d7e..f35062f8f 100644
--- a/packages/package_info_plus/CHANGELOG.md
+++ b/packages/package_info_plus/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 1.0.3
 
 * Update package_info_plus to 4.0.1.
diff --git a/packages/package_info_plus/example/pubspec.yaml b/packages/package_info_plus/example/pubspec.yaml
index 6429a6cbc..1a23cf763 100644
--- a/packages/package_info_plus/example/pubspec.yaml
+++ b/packages/package_info_plus/example/pubspec.yaml
@@ -4,8 +4,8 @@ version: 1.2.3+4
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/package_info_plus/pubspec.yaml b/packages/package_info_plus/pubspec.yaml
index 602318f94..0dbf97d78 100644
--- a/packages/package_info_plus/pubspec.yaml
+++ b/packages/package_info_plus/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/packag
 version: 1.0.3
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/path_provider/CHANGELOG.md b/packages/path_provider/CHANGELOG.md
index 7cff1c38e..11b8efc56 100644
--- a/packages/path_provider/CHANGELOG.md
+++ b/packages/path_provider/CHANGELOG.md
@@ -1,6 +1,7 @@
 ## NEXT
 
-* Increase the minimum Flutter version to 3.3.
+* Fix new lint warnings.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
 
 ## 2.1.0
 
diff --git a/packages/path_provider/example/pubspec.yaml b/packages/path_provider/example/pubspec.yaml
index fd7131925..bbe56c324 100644
--- a/packages/path_provider/example/pubspec.yaml
+++ b/packages/path_provider/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the path_provider_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/path_provider/lib/path_provider_tizen.dart b/packages/path_provider/lib/path_provider_tizen.dart
index 2f3f73a90..3fda83ef4 100644
--- a/packages/path_provider/lib/path_provider_tizen.dart
+++ b/packages/path_provider/lib/path_provider_tizen.dart
@@ -39,31 +39,23 @@ class PathProviderPlugin extends PathProviderPlatform {
     switch (type) {
       case StorageDirectory.music:
         dirType = storage_directory_e.STORAGE_DIRECTORY_MUSIC;
-        break;
       case StorageDirectory.ringtones:
         dirType = storage_directory_e.STORAGE_DIRECTORY_SYSTEM_RINGTONES;
-        break;
       case StorageDirectory.pictures:
         dirType = storage_directory_e.STORAGE_DIRECTORY_IMAGES;
-        break;
       case StorageDirectory.movies:
         dirType = storage_directory_e.STORAGE_DIRECTORY_VIDEOS;
-        break;
       case StorageDirectory.downloads:
         dirType = storage_directory_e.STORAGE_DIRECTORY_DOWNLOADS;
-        break;
       case StorageDirectory.dcim:
         dirType = storage_directory_e.STORAGE_DIRECTORY_CAMERA;
-        break;
       case StorageDirectory.documents:
         dirType = storage_directory_e.STORAGE_DIRECTORY_DOCUMENTS;
-        break;
       case StorageDirectory.podcasts:
       case StorageDirectory.alarms:
       case StorageDirectory.notifications:
       case null:
         dirType = storage_directory_e.STORAGE_DIRECTORY_OTHERS;
-        break;
     }
     return <String>[await storage.getDirectory(dirType)];
   }
diff --git a/packages/path_provider/pubspec.yaml b/packages/path_provider/pubspec.yaml
index 3639f83e5..67608d42e 100644
--- a/packages/path_provider/pubspec.yaml
+++ b/packages/path_provider/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/path_p
 version: 2.1.0
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/permission_handler/CHANGELOG.md b/packages/permission_handler/CHANGELOG.md
index 40a9683c0..9e0a33a11 100644
--- a/packages/permission_handler/CHANGELOG.md
+++ b/packages/permission_handler/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 1.3.0
 
 * Increase the minimum Flutter version to 3.3.
diff --git a/packages/permission_handler/example/pubspec.yaml b/packages/permission_handler/example/pubspec.yaml
index 366e95207..c7b820bf6 100644
--- a/packages/permission_handler/example/pubspec.yaml
+++ b/packages/permission_handler/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the permission_handler_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   baseflow_plugin_template: ^2.1.2
diff --git a/packages/permission_handler/pubspec.yaml b/packages/permission_handler/pubspec.yaml
index 7eb25c35a..0101ca77a 100644
--- a/packages/permission_handler/pubspec.yaml
+++ b/packages/permission_handler/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/permis
 version: 1.3.0
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/sensors_plus/CHANGELOG.md b/packages/sensors_plus/CHANGELOG.md
index f9ec7375d..983d70bf3 100644
--- a/packages/sensors_plus/CHANGELOG.md
+++ b/packages/sensors_plus/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 1.1.4
 
 * Implement set*SamplingPeriod method call.
diff --git a/packages/sensors_plus/example/pubspec.yaml b/packages/sensors_plus/example/pubspec.yaml
index 582b38a3f..05781c44a 100644
--- a/packages/sensors_plus/example/pubspec.yaml
+++ b/packages/sensors_plus/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the sensors_plus plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/sensors_plus/pubspec.yaml b/packages/sensors_plus/pubspec.yaml
index 39557ad59..e32dc7559 100644
--- a/packages/sensors_plus/pubspec.yaml
+++ b/packages/sensors_plus/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/sensor
 version: 1.1.4
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/shared_preferences/CHANGELOG.md b/packages/shared_preferences/CHANGELOG.md
index cc8680c41..cc7f6a8b2 100644
--- a/packages/shared_preferences/CHANGELOG.md
+++ b/packages/shared_preferences/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 2.2.0
 
 * Increase the minimum Flutter version to 3.3.
diff --git a/packages/shared_preferences/example/pubspec.yaml b/packages/shared_preferences/example/pubspec.yaml
index 43021b29f..370134e0d 100644
--- a/packages/shared_preferences/example/pubspec.yaml
+++ b/packages/shared_preferences/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the shared_preferences_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/shared_preferences/pubspec.yaml b/packages/shared_preferences/pubspec.yaml
index 3d3ff391b..ec8449f6b 100644
--- a/packages/shared_preferences/pubspec.yaml
+++ b/packages/shared_preferences/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/shared
 version: 2.2.0
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/sqflite/CHANGELOG.md b/packages/sqflite/CHANGELOG.md
index 9d314d42f..e73b8b4eb 100644
--- a/packages/sqflite/CHANGELOG.md
+++ b/packages/sqflite/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 0.1.3
 
 * Update sqflite to 2.3.0.
diff --git a/packages/sqflite/example/pubspec.yaml b/packages/sqflite/example/pubspec.yaml
index 8e27f923a..2b3dee22e 100644
--- a/packages/sqflite/example/pubspec.yaml
+++ b/packages/sqflite/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the sqflite_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=3.0.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   path: any
diff --git a/packages/sqflite/pubspec.yaml b/packages/sqflite/pubspec.yaml
index e076fb171..b9314840a 100644
--- a/packages/sqflite/pubspec.yaml
+++ b/packages/sqflite/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/sqflit
 version: 0.1.3
 
 environment:
-  sdk: ">=3.0.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/tizen_app_control/CHANGELOG.md b/packages/tizen_app_control/CHANGELOG.md
index 7ecce192c..78f7bf8e5 100644
--- a/packages/tizen_app_control/CHANGELOG.md
+++ b/packages/tizen_app_control/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 0.2.3
 
 * Add static `AppControl.setAutoRestart` method.
diff --git a/packages/tizen_app_control/example/pubspec.yaml b/packages/tizen_app_control/example/pubspec.yaml
index 44f01621e..1f1787ee5 100644
--- a/packages/tizen_app_control/example/pubspec.yaml
+++ b/packages/tizen_app_control/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the tizen_app_control plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/tizen_app_control/pubspec.yaml b/packages/tizen_app_control/pubspec.yaml
index 2ca7021f6..29ad2c1c0 100644
--- a/packages/tizen_app_control/pubspec.yaml
+++ b/packages/tizen_app_control/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/tizen_
 version: 0.2.3
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   ffi: ">=1.1.2 <3.0.0"
diff --git a/packages/tizen_app_manager/CHANGELOG.md b/packages/tizen_app_manager/CHANGELOG.md
index 6b29a35b6..d68e1be8c 100644
--- a/packages/tizen_app_manager/CHANGELOG.md
+++ b/packages/tizen_app_manager/CHANGELOG.md
@@ -1,6 +1,6 @@
 ## NEXT
 
-* Increase the minimum Flutter version to 3.3.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
 
 ## 0.2.2
 
diff --git a/packages/tizen_app_manager/example/pubspec.yaml b/packages/tizen_app_manager/example/pubspec.yaml
index 6a479c375..8c0bce06b 100644
--- a/packages/tizen_app_manager/example/pubspec.yaml
+++ b/packages/tizen_app_manager/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the tizen_app_manager plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   device_info_plus_tizen:
diff --git a/packages/tizen_app_manager/pubspec.yaml b/packages/tizen_app_manager/pubspec.yaml
index d9c095986..6889bf91f 100644
--- a/packages/tizen_app_manager/pubspec.yaml
+++ b/packages/tizen_app_manager/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/tizen_
 version: 0.2.2
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   ffi: ^2.0.1
diff --git a/packages/tizen_audio_manager/CHANGELOG.md b/packages/tizen_audio_manager/CHANGELOG.md
index 99160da5c..8edf00065 100644
--- a/packages/tizen_audio_manager/CHANGELOG.md
+++ b/packages/tizen_audio_manager/CHANGELOG.md
@@ -1,6 +1,7 @@
 ## NEXT
 
-* Increase the minimum Flutter version to 3.3.
+* Fix new lint warnings.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
 
 ## 0.1.1
 
diff --git a/packages/tizen_audio_manager/example/integration_test/audio_manager_test.dart b/packages/tizen_audio_manager/example/integration_test/audio_manager_test.dart
index 1aac584b3..f4cde6516 100644
--- a/packages/tizen_audio_manager/example/integration_test/audio_manager_test.dart
+++ b/packages/tizen_audio_manager/example/integration_test/audio_manager_test.dart
@@ -60,12 +60,12 @@ void main() {
   testWidgets('test alarm set level', (WidgetTester tester) async {
     final int max =
         await AudioManager.volumeController.getMaxLevel(AudioVolumeType.alarm);
-    AudioManager.volumeController.setLevel(AudioVolumeType.alarm, max);
+    await AudioManager.volumeController.setLevel(AudioVolumeType.alarm, max);
     int level =
         await AudioManager.volumeController.getLevel(AudioVolumeType.alarm);
     expect(level, equals(max));
 
-    AudioManager.volumeController.setLevel(AudioVolumeType.alarm, 0);
+    await AudioManager.volumeController.setLevel(AudioVolumeType.alarm, 0);
     level = await AudioManager.volumeController.getLevel(AudioVolumeType.alarm);
     expect(level, equals(0));
   });
@@ -73,12 +73,12 @@ void main() {
   testWidgets('test call set level', (WidgetTester tester) async {
     final int max =
         await AudioManager.volumeController.getMaxLevel(AudioVolumeType.call);
-    AudioManager.volumeController.setLevel(AudioVolumeType.call, max);
+    await AudioManager.volumeController.setLevel(AudioVolumeType.call, max);
     int level =
         await AudioManager.volumeController.getLevel(AudioVolumeType.call);
     expect(level, equals(max));
 
-    AudioManager.volumeController.setLevel(AudioVolumeType.call, 0);
+    await AudioManager.volumeController.setLevel(AudioVolumeType.call, 0);
     level = await AudioManager.volumeController.getLevel(AudioVolumeType.call);
     expect(level, equals(0));
   });
@@ -86,12 +86,12 @@ void main() {
   testWidgets('test media set level', (WidgetTester tester) async {
     final int max =
         await AudioManager.volumeController.getMaxLevel(AudioVolumeType.media);
-    AudioManager.volumeController.setLevel(AudioVolumeType.media, max);
+    await AudioManager.volumeController.setLevel(AudioVolumeType.media, max);
     int level =
         await AudioManager.volumeController.getLevel(AudioVolumeType.media);
     expect(level, equals(max));
 
-    AudioManager.volumeController.setLevel(AudioVolumeType.media, 0);
+    await AudioManager.volumeController.setLevel(AudioVolumeType.media, 0);
     level = await AudioManager.volumeController.getLevel(AudioVolumeType.media);
     expect(level, equals(0));
   });
@@ -99,12 +99,14 @@ void main() {
   testWidgets('test notification set level', (WidgetTester tester) async {
     final int max = await AudioManager.volumeController
         .getMaxLevel(AudioVolumeType.notification);
-    AudioManager.volumeController.setLevel(AudioVolumeType.notification, max);
+    await AudioManager.volumeController
+        .setLevel(AudioVolumeType.notification, max);
     int level = await AudioManager.volumeController
         .getLevel(AudioVolumeType.notification);
     expect(level, equals(max));
 
-    AudioManager.volumeController.setLevel(AudioVolumeType.notification, 0);
+    await AudioManager.volumeController
+        .setLevel(AudioVolumeType.notification, 0);
     level = await AudioManager.volumeController
         .getLevel(AudioVolumeType.notification);
     expect(level, equals(0));
@@ -113,12 +115,12 @@ void main() {
   testWidgets('test ringtone set level', (WidgetTester tester) async {
     final int max = await AudioManager.volumeController
         .getMaxLevel(AudioVolumeType.ringtone);
-    AudioManager.volumeController.setLevel(AudioVolumeType.ringtone, max);
+    await AudioManager.volumeController.setLevel(AudioVolumeType.ringtone, max);
     int level =
         await AudioManager.volumeController.getLevel(AudioVolumeType.ringtone);
     expect(level, equals(max));
 
-    AudioManager.volumeController.setLevel(AudioVolumeType.ringtone, 0);
+    await AudioManager.volumeController.setLevel(AudioVolumeType.ringtone, 0);
     level =
         await AudioManager.volumeController.getLevel(AudioVolumeType.ringtone);
     expect(level, equals(0));
@@ -127,12 +129,12 @@ void main() {
   testWidgets('test system set level', (WidgetTester tester) async {
     final int max =
         await AudioManager.volumeController.getMaxLevel(AudioVolumeType.system);
-    AudioManager.volumeController.setLevel(AudioVolumeType.system, max);
+    await AudioManager.volumeController.setLevel(AudioVolumeType.system, max);
     int level =
         await AudioManager.volumeController.getLevel(AudioVolumeType.system);
     expect(level, equals(max));
 
-    AudioManager.volumeController.setLevel(AudioVolumeType.system, 0);
+    await AudioManager.volumeController.setLevel(AudioVolumeType.system, 0);
     level =
         await AudioManager.volumeController.getLevel(AudioVolumeType.system);
     expect(level, equals(0));
@@ -141,12 +143,12 @@ void main() {
   testWidgets('test voice set level', (WidgetTester tester) async {
     final int max =
         await AudioManager.volumeController.getMaxLevel(AudioVolumeType.voice);
-    AudioManager.volumeController.setLevel(AudioVolumeType.voice, max);
+    await AudioManager.volumeController.setLevel(AudioVolumeType.voice, max);
     int level =
         await AudioManager.volumeController.getLevel(AudioVolumeType.voice);
     expect(level, equals(max));
 
-    AudioManager.volumeController.setLevel(AudioVolumeType.voice, 0);
+    await AudioManager.volumeController.setLevel(AudioVolumeType.voice, 0);
     level = await AudioManager.volumeController.getLevel(AudioVolumeType.voice);
     expect(level, equals(0));
   });
@@ -154,12 +156,12 @@ void main() {
   testWidgets('test voip set level', (WidgetTester tester) async {
     final int max =
         await AudioManager.volumeController.getMaxLevel(AudioVolumeType.voip);
-    AudioManager.volumeController.setLevel(AudioVolumeType.voip, max);
+    await AudioManager.volumeController.setLevel(AudioVolumeType.voip, max);
     int level =
         await AudioManager.volumeController.getLevel(AudioVolumeType.voip);
     expect(level, equals(max));
 
-    AudioManager.volumeController.setLevel(AudioVolumeType.voip, 0);
+    await AudioManager.volumeController.setLevel(AudioVolumeType.voip, 0);
     level = await AudioManager.volumeController.getLevel(AudioVolumeType.voip);
     expect(level, equals(0));
   });
diff --git a/packages/tizen_audio_manager/example/pubspec.yaml b/packages/tizen_audio_manager/example/pubspec.yaml
index 3a8d64b19..b2df5c19b 100644
--- a/packages/tizen_audio_manager/example/pubspec.yaml
+++ b/packages/tizen_audio_manager/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the tizen_audio_manager plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/tizen_audio_manager/pubspec.yaml b/packages/tizen_audio_manager/pubspec.yaml
index 8a3526378..7e391f588 100644
--- a/packages/tizen_audio_manager/pubspec.yaml
+++ b/packages/tizen_audio_manager/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/tizen_
 version: 0.1.1
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/tizen_bundle/CHANGELOG.md b/packages/tizen_bundle/CHANGELOG.md
index 9efd7e3cb..4b7e81c02 100644
--- a/packages/tizen_bundle/CHANGELOG.md
+++ b/packages/tizen_bundle/CHANGELOG.md
@@ -1,6 +1,6 @@
 ## NEXT
 
-* Increase the minimum Flutter version to 3.3.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
 * Fix token in finalizer to be different from value.
 
 ## 0.1.1
diff --git a/packages/tizen_bundle/example/pubspec.yaml b/packages/tizen_bundle/example/pubspec.yaml
index 0691c15e3..51952345d 100644
--- a/packages/tizen_bundle/example/pubspec.yaml
+++ b/packages/tizen_bundle/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the tizen_bundle plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/tizen_bundle/pubspec.yaml b/packages/tizen_bundle/pubspec.yaml
index 192f15871..592d54f6b 100644
--- a/packages/tizen_bundle/pubspec.yaml
+++ b/packages/tizen_bundle/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/tizen_
 version: 0.1.1
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   ffi: ^2.0.1
diff --git a/packages/tizen_log/CHANGELOG.md b/packages/tizen_log/CHANGELOG.md
index bd85a0657..7c0a8fa24 100644
--- a/packages/tizen_log/CHANGELOG.md
+++ b/packages/tizen_log/CHANGELOG.md
@@ -1,6 +1,7 @@
 ## NEXT
 
-* Increase the minimum Flutter version to 3.3.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+* Fix new lint warnings.
 
 ## 0.1.2
 
diff --git a/packages/tizen_log/example/pubspec.yaml b/packages/tizen_log/example/pubspec.yaml
index af034ba1e..318b1d3d4 100644
--- a/packages/tizen_log/example/pubspec.yaml
+++ b/packages/tizen_log/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the tizen_log plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/tizen_log/lib/tizen_log.dart b/packages/tizen_log/lib/tizen_log.dart
index deb3698c2..c762fd2e7 100644
--- a/packages/tizen_log/lib/tizen_log.dart
+++ b/packages/tizen_log/lib/tizen_log.dart
@@ -175,7 +175,7 @@ class Log {
           _stackTraceRegExp.allMatches(StackTrace.current.toString());
       for (final RegExpMatch match in matches) {
         final List<String?> groups = match.groups(<int>[1, 2, 3, 4]);
-        if (groups.any((String? group) => group == null) == false) {
+        if (!groups.any((String? group) => group == null)) {
           final int frameIndex = int.parse(groups[0]!);
           if (frameIndex == index) {
             final List<String> funcParts = groups[1]!.trim().split('.');
@@ -197,17 +197,17 @@ class Log {
   }
 }
 
-class _LogPriority {
+enum _LogPriority {
+  verbose._(2),
+  debug._(3),
+  info._(4),
+  warn._(5),
+  error._(6),
+  fatal._(7);
+
   const _LogPriority._(this.value);
 
   final int value;
-
-  static const _LogPriority verbose = _LogPriority._(2);
-  static const _LogPriority debug = _LogPriority._(3);
-  static const _LogPriority info = _LogPriority._(4);
-  static const _LogPriority warn = _LogPriority._(5);
-  static const _LogPriority error = _LogPriority._(6);
-  static const _LogPriority fatal = _LogPriority._(7);
 }
 
 class _StackFrame {
diff --git a/packages/tizen_log/pubspec.yaml b/packages/tizen_log/pubspec.yaml
index 80d3b35fa..3fe1562bc 100644
--- a/packages/tizen_log/pubspec.yaml
+++ b/packages/tizen_log/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/tizen_
 version: 0.1.2
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   ffi: ">=1.1.2 <3.0.0"
diff --git a/packages/tizen_notification/CHANGELOG.md b/packages/tizen_notification/CHANGELOG.md
index 897b07b51..4c9b98268 100644
--- a/packages/tizen_notification/CHANGELOG.md
+++ b/packages/tizen_notification/CHANGELOG.md
@@ -1,6 +1,6 @@
 ## NEXT
 
-* Increase the minimum Flutter version to 3.3.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
 
 ## 0.2.0
 
diff --git a/packages/tizen_notification/example/pubspec.yaml b/packages/tizen_notification/example/pubspec.yaml
index c42095353..212ca9530 100644
--- a/packages/tizen_notification/example/pubspec.yaml
+++ b/packages/tizen_notification/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the tizen_notification plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/tizen_notification/pubspec.yaml b/packages/tizen_notification/pubspec.yaml
index 6ee6e353a..26797b185 100644
--- a/packages/tizen_notification/pubspec.yaml
+++ b/packages/tizen_notification/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/tizen_
 version: 0.2.0
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/tizen_package_manager/CHANGELOG.md b/packages/tizen_package_manager/CHANGELOG.md
index 13f81291f..fe8fa17be 100644
--- a/packages/tizen_package_manager/CHANGELOG.md
+++ b/packages/tizen_package_manager/CHANGELOG.md
@@ -1,6 +1,6 @@
 ## NEXT
 
-* Increase the minimum Flutter version to 3.3.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
 
 ## 0.2.1
 
diff --git a/packages/tizen_package_manager/example/pubspec.yaml b/packages/tizen_package_manager/example/pubspec.yaml
index ac8588b85..26baa7ade 100644
--- a/packages/tizen_package_manager/example/pubspec.yaml
+++ b/packages/tizen_package_manager/example/pubspec.yaml
@@ -4,8 +4,8 @@ version: 1.0.0
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/tizen_package_manager/pubspec.yaml b/packages/tizen_package_manager/pubspec.yaml
index 41fa01dc5..51d85aa87 100644
--- a/packages/tizen_package_manager/pubspec.yaml
+++ b/packages/tizen_package_manager/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/tizen_
 version: 0.2.1
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/tizen_rpc_port/CHANGELOG.md b/packages/tizen_rpc_port/CHANGELOG.md
index f6d635da9..2ff75ec51 100644
--- a/packages/tizen_rpc_port/CHANGELOG.md
+++ b/packages/tizen_rpc_port/CHANGELOG.md
@@ -1,6 +1,8 @@
 ## NEXT
 
 * Fix token in finalizer to be different from value.
+* Fix new lint warnings.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
 
 ## 0.1.3
 
diff --git a/packages/tizen_rpc_port/example/client/analysis_options.yaml b/packages/tizen_rpc_port/example/client/analysis_options.yaml
new file mode 100644
index 000000000..431fc6883
--- /dev/null
+++ b/packages/tizen_rpc_port/example/client/analysis_options.yaml
@@ -0,0 +1,6 @@
+include: ../../../../analysis_options.yaml
+
+analyzer:
+linter:
+  rules:
+    unawaited_futures: false
diff --git a/packages/tizen_rpc_port/example/client/pubspec.yaml b/packages/tizen_rpc_port/example/client/pubspec.yaml
index aa28df0cb..b83f036d9 100644
--- a/packages/tizen_rpc_port/example/client/pubspec.yaml
+++ b/packages/tizen_rpc_port/example/client/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the tizen_rpc_port client API.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/tizen_rpc_port/example/server/analysis_options.yaml b/packages/tizen_rpc_port/example/server/analysis_options.yaml
new file mode 100644
index 000000000..431fc6883
--- /dev/null
+++ b/packages/tizen_rpc_port/example/server/analysis_options.yaml
@@ -0,0 +1,6 @@
+include: ../../../../analysis_options.yaml
+
+analyzer:
+linter:
+  rules:
+    unawaited_futures: false
diff --git a/packages/tizen_rpc_port/example/server/lib/main.dart b/packages/tizen_rpc_port/example/server/lib/main.dart
index cb2233c36..24a55543f 100644
--- a/packages/tizen_rpc_port/example/server/lib/main.dart
+++ b/packages/tizen_rpc_port/example/server/lib/main.dart
@@ -42,7 +42,7 @@ class EchoService extends ServiceBase {
   Future<int> onSend(String message) async {
     print('Received: $message');
     if (_callback != null) {
-      _callback!.invoke(_name!, message);
+      await _callback!.invoke(_name!, message);
     }
     return 0;
   }
diff --git a/packages/tizen_rpc_port/example/server/pubspec.yaml b/packages/tizen_rpc_port/example/server/pubspec.yaml
index 55c912e2d..df06c6149 100644
--- a/packages/tizen_rpc_port/example/server/pubspec.yaml
+++ b/packages/tizen_rpc_port/example/server/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the tizen_rpc_port server API.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/tizen_rpc_port/lib/src/proxy_base.dart b/packages/tizen_rpc_port/lib/src/proxy_base.dart
index e546e1425..29ca62c1d 100644
--- a/packages/tizen_rpc_port/lib/src/proxy_base.dart
+++ b/packages/tizen_rpc_port/lib/src/proxy_base.dart
@@ -109,13 +109,13 @@ abstract class ProxyBase {
       } else if (event == 'disconnected') {
         _isConnected = false;
         await _onDisconnectedEvent();
-        _streamSubscription?.cancel();
+        await _streamSubscription?.cancel();
         _streamSubscription = null;
       } else if (event == 'rejected') {
         _isConnected = false;
         final String error = map['error'] as String;
         await _onRejectedEvent(error);
-        _streamSubscription?.cancel();
+        await _streamSubscription?.cancel();
         _streamSubscription = null;
       } else if (event == 'received') {
         final Uint8List rawData = map['rawData'] as Uint8List;
diff --git a/packages/tizen_rpc_port/lib/src/stub_base.dart b/packages/tizen_rpc_port/lib/src/stub_base.dart
index 1227188b1..ba3b0eec8 100644
--- a/packages/tizen_rpc_port/lib/src/stub_base.dart
+++ b/packages/tizen_rpc_port/lib/src/stub_base.dart
@@ -130,7 +130,7 @@ abstract class StubBase {
   /// All active connections will be closed immediately. No operation can be
   /// made to this stub after this call.
   Future<void> close() async {
-    _streamSubscription?.cancel();
+    await _streamSubscription?.cancel();
     tizen.rpc_port_stub_destroy(_handle);
   }
 
diff --git a/packages/tizen_rpc_port/pubspec.yaml b/packages/tizen_rpc_port/pubspec.yaml
index 504639119..992378a14 100644
--- a/packages/tizen_rpc_port/pubspec.yaml
+++ b/packages/tizen_rpc_port/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/tizen_
 version: 0.1.3
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   ffi: ^2.0.1
diff --git a/packages/url_launcher/CHANGELOG.md b/packages/url_launcher/CHANGELOG.md
index fea07286c..e2c52ca04 100644
--- a/packages/url_launcher/CHANGELOG.md
+++ b/packages/url_launcher/CHANGELOG.md
@@ -1,6 +1,6 @@
 ## NEXT
 
-* Increase the minimum Flutter version to 3.3.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
 
 ## 2.1.2
 
diff --git a/packages/url_launcher/example/pubspec.yaml b/packages/url_launcher/example/pubspec.yaml
index 50ec32baa..c953bea19 100644
--- a/packages/url_launcher/example/pubspec.yaml
+++ b/packages/url_launcher/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the url_launcher_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/url_launcher/pubspec.yaml b/packages/url_launcher/pubspec.yaml
index 1f1d5982b..dd246e432 100644
--- a/packages/url_launcher/pubspec.yaml
+++ b/packages/url_launcher/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/url_la
 version: 2.1.2
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/video_player/CHANGELOG.md b/packages/video_player/CHANGELOG.md
index 13478ee63..3f0e106d9 100644
--- a/packages/video_player/CHANGELOG.md
+++ b/packages/video_player/CHANGELOG.md
@@ -1,3 +1,8 @@
+## NEXT
+
+* Fix new lint warnings.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 2.4.9
 
 * Fix event channel issue, sending messages from native to Flutter on the platform thread.
diff --git a/packages/video_player/example/lib/main.dart b/packages/video_player/example/lib/main.dart
index 000fdfc87..c1ab86097 100644
--- a/packages/video_player/example/lib/main.dart
+++ b/packages/video_player/example/lib/main.dart
@@ -6,6 +6,8 @@
 
 /// An example of using the plugin, controlling lifecycle and playback of the
 /// video.
+library;
+
 import 'package:flutter/material.dart';
 import 'package:video_player/video_player.dart';
 
@@ -299,9 +301,9 @@ class _ControlsOverlay extends StatelessWidget {
           reverseDuration: const Duration(milliseconds: 200),
           child: controller.value.isPlaying
               ? const SizedBox.shrink()
-              : Container(
+              : const ColoredBox(
                   color: Colors.black26,
-                  child: const Center(
+                  child: Center(
                     child: Icon(
                       Icons.play_arrow,
                       color: Colors.white,
diff --git a/packages/video_player/example/pubspec.yaml b/packages/video_player/example/pubspec.yaml
index 252d7b760..5d553675a 100644
--- a/packages/video_player/example/pubspec.yaml
+++ b/packages/video_player/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the video_player_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/video_player/lib/video_player_tizen.dart b/packages/video_player/lib/video_player_tizen.dart
index 4867fd6b8..2a4ba3359 100644
--- a/packages/video_player/lib/video_player_tizen.dart
+++ b/packages/video_player/lib/video_player_tizen.dart
@@ -41,18 +41,14 @@ class VideoPlayerTizen extends VideoPlayerPlatform {
       case DataSourceType.asset:
         asset = dataSource.asset;
         packageName = dataSource.package;
-        break;
       case DataSourceType.network:
         uri = dataSource.uri;
         formatHint = _videoFormatStringMap[dataSource.formatHint];
         httpHeaders = dataSource.httpHeaders;
-        break;
       case DataSourceType.file:
         uri = dataSource.uri;
-        break;
       case DataSourceType.contentUri:
         uri = dataSource.uri;
-        break;
     }
     final CreateMessage message = CreateMessage(
       asset: asset,
diff --git a/packages/video_player/pubspec.yaml b/packages/video_player/pubspec.yaml
index 55dec9357..98cf21e23 100644
--- a/packages/video_player/pubspec.yaml
+++ b/packages/video_player/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/video_
 version: 2.4.9
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/video_player_avplay/CHANGELOG.md b/packages/video_player_avplay/CHANGELOG.md
index 37b9537c9..79ca7abb8 100644
--- a/packages/video_player_avplay/CHANGELOG.md
+++ b/packages/video_player_avplay/CHANGELOG.md
@@ -1,3 +1,8 @@
+## NEXT
+
+* Fix new lint warnings.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 0.4.0
 
 * Minor refactor.
diff --git a/packages/video_player_avplay/example/lib/main.dart b/packages/video_player_avplay/example/lib/main.dart
index f6e6b049e..d07cab6bc 100644
--- a/packages/video_player_avplay/example/lib/main.dart
+++ b/packages/video_player_avplay/example/lib/main.dart
@@ -6,6 +6,7 @@
 
 /// An example of using the plugin, controlling lifecycle and playback of the
 /// video.
+library;
 
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
@@ -536,9 +537,9 @@ class _ControlsOverlay extends StatelessWidget {
           reverseDuration: const Duration(milliseconds: 200),
           child: controller.value.isPlaying
               ? const SizedBox.shrink()
-              : Container(
+              : const ColoredBox(
                   color: Colors.black26,
-                  child: const Center(
+                  child: Center(
                     child: Icon(
                       Icons.play_arrow,
                       color: Colors.white,
diff --git a/packages/video_player_avplay/example/pubspec.yaml b/packages/video_player_avplay/example/pubspec.yaml
index f32e1231a..6eaf44bc8 100644
--- a/packages/video_player_avplay/example/pubspec.yaml
+++ b/packages/video_player_avplay/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the video_player_avplay plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/video_player_avplay/lib/src/video_player_tizen.dart b/packages/video_player_avplay/lib/src/video_player_tizen.dart
index 1350b71fc..df2aa1eaf 100644
--- a/packages/video_player_avplay/lib/src/video_player_tizen.dart
+++ b/packages/video_player_avplay/lib/src/video_player_tizen.dart
@@ -33,7 +33,6 @@ class VideoPlayerTizen extends VideoPlayerPlatform {
       case DataSourceType.asset:
         message.asset = dataSource.asset;
         message.packageName = dataSource.package;
-        break;
       case DataSourceType.network:
         message.uri = dataSource.uri;
         message.formatHint = _videoFormatStringMap[dataSource.formatHint];
@@ -47,13 +46,10 @@ class VideoPlayerTizen extends VideoPlayerPlatform {
                     in dataSource.streamingProperty!.entries)
                   _streamingPropertyType[entry.key]!: entry.value
               };
-        break;
       case DataSourceType.file:
         message.uri = dataSource.uri;
-        break;
       case DataSourceType.contentUri:
         message.uri = dataSource.uri;
-        break;
     }
 
     final PlayerMessage response = await _api.create(message);
diff --git a/packages/video_player_avplay/lib/video_player.dart b/packages/video_player_avplay/lib/video_player.dart
index 2e84e1ad5..585ba968b 100644
--- a/packages/video_player_avplay/lib/video_player.dart
+++ b/packages/video_player_avplay/lib/video_player.dart
@@ -377,7 +377,6 @@ class VideoPlayerController extends ValueNotifier<VideoPlayerValue> {
           asset: dataSource,
           package: package,
         );
-        break;
       case DataSourceType.network:
         dataSourceDescription = DataSource(
           sourceType: DataSourceType.network,
@@ -388,19 +387,16 @@ class VideoPlayerController extends ValueNotifier<VideoPlayerValue> {
           playerOptions: playerOptions,
           streamingProperty: streamingProperty,
         );
-        break;
       case DataSourceType.file:
         dataSourceDescription = DataSource(
           sourceType: DataSourceType.file,
           uri: dataSource,
         );
-        break;
       case DataSourceType.contentUri:
         dataSourceDescription = DataSource(
           sourceType: DataSourceType.contentUri,
           uri: dataSource,
         );
-        break;
     }
 
     if (videoPlayerOptions?.mixWithOthers != null) {
@@ -435,7 +431,6 @@ class VideoPlayerController extends ValueNotifier<VideoPlayerValue> {
           _applyVolume();
           _durationTimer?.cancel();
           _durationTimer = _createDurationTimer();
-          break;
         case VideoEventType.completed:
           // In this case we need to stop _timer, set isPlaying=false, and
           // position=value.duration. Instead of setting the values directly,
@@ -443,16 +438,12 @@ class VideoPlayerController extends ValueNotifier<VideoPlayerValue> {
           // and seeks to the last frame of the video.
           pause().then((void pauseResult) => seekTo(value.duration.end));
           _durationTimer?.cancel();
-          break;
         case VideoEventType.bufferingUpdate:
           value = value.copyWith(buffered: event.buffered);
-          break;
         case VideoEventType.bufferingStart:
           value = value.copyWith(isBuffering: true);
-          break;
         case VideoEventType.bufferingEnd:
           value = value.copyWith(isBuffering: false);
-          break;
         case VideoEventType.subtitleUpdate:
           final Caption caption = Caption(
             number: 0,
@@ -461,7 +452,6 @@ class VideoPlayerController extends ValueNotifier<VideoPlayerValue> {
             text: event.text ?? '',
           );
           value = value.copyWith(caption: caption);
-          break;
         case VideoEventType.unknown:
           break;
       }
diff --git a/packages/video_player_avplay/pubspec.yaml b/packages/video_player_avplay/pubspec.yaml
index 414b08131..9ce4f45ef 100644
--- a/packages/video_player_avplay/pubspec.yaml
+++ b/packages/video_player_avplay/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/video_
 version: 0.4.0
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/video_player_videohole/CHANGELOG.md b/packages/video_player_videohole/CHANGELOG.md
index 5b5b0c862..e590ef27f 100644
--- a/packages/video_player_videohole/CHANGELOG.md
+++ b/packages/video_player_videohole/CHANGELOG.md
@@ -1,3 +1,8 @@
+## NEXT
+
+* Fix new lint warnings.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 0.5.1
 
 * Free response buffer after install key.
diff --git a/packages/video_player_videohole/example/lib/main.dart b/packages/video_player_videohole/example/lib/main.dart
index 5a953b672..7b07aee9d 100644
--- a/packages/video_player_videohole/example/lib/main.dart
+++ b/packages/video_player_videohole/example/lib/main.dart
@@ -6,6 +6,7 @@
 
 /// An example of using the plugin, controlling lifecycle and playback of the
 /// video.
+library;
 
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
@@ -471,9 +472,9 @@ class _ControlsOverlay extends StatelessWidget {
           reverseDuration: const Duration(milliseconds: 200),
           child: controller.value.isPlaying
               ? const SizedBox.shrink()
-              : Container(
+              : const ColoredBox(
                   color: Colors.black26,
-                  child: const Center(
+                  child: Center(
                     child: Icon(
                       Icons.play_arrow,
                       color: Colors.white,
diff --git a/packages/video_player_videohole/example/pubspec.yaml b/packages/video_player_videohole/example/pubspec.yaml
index 964c322c6..7492e1cce 100644
--- a/packages/video_player_videohole/example/pubspec.yaml
+++ b/packages/video_player_videohole/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the video_player_videohole plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/video_player_videohole/lib/src/video_player_tizen.dart b/packages/video_player_videohole/lib/src/video_player_tizen.dart
index 5ec4e1e2b..90310927c 100644
--- a/packages/video_player_videohole/lib/src/video_player_tizen.dart
+++ b/packages/video_player_videohole/lib/src/video_player_tizen.dart
@@ -35,20 +35,16 @@ class VideoPlayerTizen extends VideoPlayerPlatform {
       case DataSourceType.asset:
         message.asset = dataSource.asset;
         message.packageName = dataSource.package;
-        break;
       case DataSourceType.network:
         message.uri = dataSource.uri;
         message.formatHint = _videoFormatStringMap[dataSource.formatHint];
         message.httpHeaders = dataSource.httpHeaders;
         message.drmConfigs = dataSource.drmConfigs?.toMap();
         message.playerOptions = dataSource.playerOptions;
-        break;
       case DataSourceType.file:
         message.uri = dataSource.uri;
-        break;
       case DataSourceType.contentUri:
         message.uri = dataSource.uri;
-        break;
     }
 
     final PlayerMessage response = await _api.create(message);
diff --git a/packages/video_player_videohole/lib/video_player.dart b/packages/video_player_videohole/lib/video_player.dart
index 8f660bc34..9b079312f 100644
--- a/packages/video_player_videohole/lib/video_player.dart
+++ b/packages/video_player_videohole/lib/video_player.dart
@@ -368,7 +368,6 @@ class VideoPlayerController extends ValueNotifier<VideoPlayerValue> {
           asset: dataSource,
           package: package,
         );
-        break;
       case DataSourceType.network:
         dataSourceDescription = DataSource(
           sourceType: DataSourceType.network,
@@ -378,19 +377,16 @@ class VideoPlayerController extends ValueNotifier<VideoPlayerValue> {
           drmConfigs: drmConfigs,
           playerOptions: playerOptions,
         );
-        break;
       case DataSourceType.file:
         dataSourceDescription = DataSource(
           sourceType: DataSourceType.file,
           uri: dataSource,
         );
-        break;
       case DataSourceType.contentUri:
         dataSourceDescription = DataSource(
           sourceType: DataSourceType.contentUri,
           uri: dataSource,
         );
-        break;
     }
 
     if (videoPlayerOptions?.mixWithOthers != null) {
@@ -422,7 +418,6 @@ class VideoPlayerController extends ValueNotifier<VideoPlayerValue> {
           _applyPlayPause();
           _durationTimer?.cancel();
           _durationTimer = _createDurationTimer();
-          break;
         case VideoEventType.completed:
           // In this case we need to stop _timer, set isPlaying=false, and
           // position=value.duration. Instead of setting the values directly,
@@ -430,16 +425,12 @@ class VideoPlayerController extends ValueNotifier<VideoPlayerValue> {
           // and seeks to the last frame of the video.
           pause().then((void pauseResult) => seekTo(value.duration.end));
           _durationTimer?.cancel();
-          break;
         case VideoEventType.bufferingUpdate:
           value = value.copyWith(buffered: event.buffered);
-          break;
         case VideoEventType.bufferingStart:
           value = value.copyWith(isBuffering: true);
-          break;
         case VideoEventType.bufferingEnd:
           value = value.copyWith(isBuffering: false);
-          break;
         case VideoEventType.subtitleUpdate:
           final Caption caption = Caption(
             number: 0,
@@ -448,7 +439,6 @@ class VideoPlayerController extends ValueNotifier<VideoPlayerValue> {
             text: event.text ?? '',
           );
           value = value.copyWith(caption: caption);
-          break;
         case VideoEventType.unknown:
           break;
       }
diff --git a/packages/video_player_videohole/pubspec.yaml b/packages/video_player_videohole/pubspec.yaml
index 2e2ef26e2..09bdffcb3 100644
--- a/packages/video_player_videohole/pubspec.yaml
+++ b/packages/video_player_videohole/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/video_
 version: 0.5.1
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/wakelock/CHANGELOG.md b/packages/wakelock/CHANGELOG.md
index b269aeb8b..2beea4025 100644
--- a/packages/wakelock/CHANGELOG.md
+++ b/packages/wakelock/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 1.0.2
 
 * Switch to a MethodChannel-based implementation.
diff --git a/packages/wakelock/example/pubspec.yaml b/packages/wakelock/example/pubspec.yaml
index 362b2b9c3..bf6bfefc9 100644
--- a/packages/wakelock/example/pubspec.yaml
+++ b/packages/wakelock/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the wakelock_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/wakelock/pubspec.yaml b/packages/wakelock/pubspec.yaml
index ed35450eb..e2623841a 100644
--- a/packages/wakelock/pubspec.yaml
+++ b/packages/wakelock/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/wakelo
 version: 1.0.2
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/wearable_rotary/CHANGELOG.md b/packages/wearable_rotary/CHANGELOG.md
index c4c061c27..a6e10b091 100644
--- a/packages/wearable_rotary/CHANGELOG.md
+++ b/packages/wearable_rotary/CHANGELOG.md
@@ -1,3 +1,8 @@
+## NEXT
+
+* Fix new lint warnings.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 2.0.2
 
 * Adds namespace to `build.gradle` for compatibility with Gradle 8
diff --git a/packages/wearable_rotary/example/pubspec.yaml b/packages/wearable_rotary/example/pubspec.yaml
index c86a406ea..dc05ccd86 100644
--- a/packages/wearable_rotary/example/pubspec.yaml
+++ b/packages/wearable_rotary/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the wearable_rotary plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/wearable_rotary/lib/wearable_rotary.dart b/packages/wearable_rotary/lib/wearable_rotary.dart
index c0f9f688f..b15569f9c 100644
--- a/packages/wearable_rotary/lib/wearable_rotary.dart
+++ b/packages/wearable_rotary/lib/wearable_rotary.dart
@@ -1,4 +1,2 @@
-library wearable_rotary;
-
 export 'src/rotary_scroll_controller.dart';
 export 'src/wearable_rotary_base.dart';
diff --git a/packages/wearable_rotary/pubspec.yaml b/packages/wearable_rotary/pubspec.yaml
index 459475cda..aea02a715 100644
--- a/packages/wearable_rotary/pubspec.yaml
+++ b/packages/wearable_rotary/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/wearab
 version: 2.0.2
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/webview_flutter/CHANGELOG.md b/packages/webview_flutter/CHANGELOG.md
index 859fa9135..9042c43b4 100644
--- a/packages/webview_flutter/CHANGELOG.md
+++ b/packages/webview_flutter/CHANGELOG.md
@@ -1,6 +1,8 @@
 ## NEXT
 
 * Add ewk_set_version_policy() call.
+* Fix new lint warnings.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
 
 ## 0.9.0
 
diff --git a/packages/webview_flutter/example/lib/main.dart b/packages/webview_flutter/example/lib/main.dart
index cdd059f42..6ca2ba8a1 100644
--- a/packages/webview_flutter/example/lib/main.dart
+++ b/packages/webview_flutter/example/lib/main.dart
@@ -231,46 +231,32 @@ class SampleMenu extends StatelessWidget {
         switch (value) {
           case MenuOptions.showUserAgent:
             _onShowUserAgent();
-            break;
           case MenuOptions.listCookies:
             _onListCookies(context);
-            break;
           case MenuOptions.clearCookies:
             _onClearCookies(context);
-            break;
           case MenuOptions.addToCache:
             _onAddToCache(context);
-            break;
           case MenuOptions.listCache:
             _onListCache();
-            break;
           case MenuOptions.clearCache:
             _onClearCache(context);
-            break;
           case MenuOptions.navigationDelegate:
             _onNavigationDelegateExample();
-            break;
           case MenuOptions.doPostRequest:
             _onDoPostRequest();
-            break;
           case MenuOptions.loadLocalFile:
             _onLoadLocalFileExample();
-            break;
           case MenuOptions.loadFlutterAsset:
             _onLoadFlutterAssetExample();
-            break;
           case MenuOptions.loadHtmlString:
             _onLoadHtmlStringExample();
-            break;
           case MenuOptions.transparentBackground:
             _onTransparentBackground();
-            break;
           case MenuOptions.setCookie:
             _onSetCookie();
-            break;
           case MenuOptions.logExample:
             _onLogExample();
-            break;
         }
       },
       itemBuilder: (BuildContext context) => <PopupMenuItem<MenuOptions>>[
diff --git a/packages/webview_flutter/example/pubspec.yaml b/packages/webview_flutter/example/pubspec.yaml
index e06c60cb6..b164e920e 100644
--- a/packages/webview_flutter/example/pubspec.yaml
+++ b/packages/webview_flutter/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the webview_flutter_tizen plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/webview_flutter/lib/src/tizen_webview_controller.dart b/packages/webview_flutter/lib/src/tizen_webview_controller.dart
index 88a47bb9c..355f35c89 100644
--- a/packages/webview_flutter/lib/src/tizen_webview_controller.dart
+++ b/packages/webview_flutter/lib/src/tizen_webview_controller.dart
@@ -47,19 +47,14 @@ class TizenWebViewController extends PlatformWebViewController {
           switch (arguments['level']! as String) {
             case 'error':
               level = JavaScriptLogLevel.error;
-              break;
             case 'warning':
               level = JavaScriptLogLevel.warning;
-              break;
             case 'debug':
               level = JavaScriptLogLevel.debug;
-              break;
             case 'info':
               level = JavaScriptLogLevel.info;
-              break;
             case 'log':
               level = JavaScriptLogLevel.log;
-              break;
           }
 
           if (_onConsoleLogCallback != null) {
@@ -88,7 +83,7 @@ class TizenWebViewController extends PlatformWebViewController {
 
   @override
   Future<void> loadFile(String absoluteFilePath) {
-    assert(absoluteFilePath != null);
+    assert(absoluteFilePath.isNotEmpty);
     return _webview.loadFile(absoluteFilePath);
   }
 
@@ -103,7 +98,7 @@ class TizenWebViewController extends PlatformWebViewController {
     String html, {
     String? baseUrl,
   }) {
-    assert(html != null);
+    assert(html.isNotEmpty);
     return _webview.loadHtmlString(html, baseUrl: baseUrl);
   }
 
diff --git a/packages/webview_flutter/lib/webview_flutter_tizen.dart b/packages/webview_flutter/lib/webview_flutter_tizen.dart
index b2f7b7dcb..93609d614 100644
--- a/packages/webview_flutter/lib/webview_flutter_tizen.dart
+++ b/packages/webview_flutter/lib/webview_flutter_tizen.dart
@@ -3,8 +3,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-library webview_flutter_tizen;
-
 export 'src/tizen_webview_controller.dart';
 export 'src/tizen_webview_cookie_manager.dart';
 export 'src/tizen_webview_platform.dart';
diff --git a/packages/webview_flutter/pubspec.yaml b/packages/webview_flutter/pubspec.yaml
index b22c51928..15c1cdd09 100644
--- a/packages/webview_flutter/pubspec.yaml
+++ b/packages/webview_flutter/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/webvie
 version: 0.9.0
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin:
diff --git a/packages/webview_flutter_lwe/CHANGELOG.md b/packages/webview_flutter_lwe/CHANGELOG.md
index 0858a2891..cd3a118f0 100644
--- a/packages/webview_flutter_lwe/CHANGELOG.md
+++ b/packages/webview_flutter_lwe/CHANGELOG.md
@@ -1,3 +1,8 @@
+## NEXT
+
+* Fix new lint warnings.
+* Update minimum Flutter and Dart version to 3.13 and 3.1.
+
 ## 0.3.0
 
 * Update webivew_flutter to 4.4.2.
diff --git a/packages/webview_flutter_lwe/example/lib/main.dart b/packages/webview_flutter_lwe/example/lib/main.dart
index 068c4479a..5c20f15b5 100644
--- a/packages/webview_flutter_lwe/example/lib/main.dart
+++ b/packages/webview_flutter_lwe/example/lib/main.dart
@@ -225,46 +225,32 @@ class SampleMenu extends StatelessWidget {
         switch (value) {
           case MenuOptions.showUserAgent:
             _onShowUserAgent();
-            break;
           case MenuOptions.listCookies:
             _onListCookies(context);
-            break;
           case MenuOptions.clearCookies:
             _onClearCookies(context);
-            break;
           case MenuOptions.addToCache:
             _onAddToCache(context);
-            break;
           case MenuOptions.listCache:
             _onListCache();
-            break;
           case MenuOptions.clearCache:
             _onClearCache(context);
-            break;
           case MenuOptions.navigationDelegate:
             _onNavigationDelegateExample();
-            break;
           case MenuOptions.doPostRequest:
             _onDoPostRequest();
-            break;
           case MenuOptions.loadLocalFile:
             _onLoadLocalFileExample();
-            break;
           case MenuOptions.loadFlutterAsset:
             _onLoadFlutterAssetExample();
-            break;
           case MenuOptions.loadHtmlString:
             _onLoadHtmlStringExample();
-            break;
           case MenuOptions.transparentBackground:
             _onTransparentBackground();
-            break;
           case MenuOptions.setCookie:
             _onSetCookie();
-            break;
           case MenuOptions.logExample:
             _onLogExample();
-            break;
         }
       },
       itemBuilder: (BuildContext context) => <PopupMenuItem<MenuOptions>>[
diff --git a/packages/webview_flutter_lwe/example/pubspec.yaml b/packages/webview_flutter_lwe/example/pubspec.yaml
index bcb8f807a..058680a4e 100644
--- a/packages/webview_flutter_lwe/example/pubspec.yaml
+++ b/packages/webview_flutter_lwe/example/pubspec.yaml
@@ -3,8 +3,8 @@ description: Demonstrates how to use the webview_flutter_lwe plugin.
 publish_to: "none"
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 dependencies:
   flutter:
diff --git a/packages/webview_flutter_lwe/lib/src/lwe_webview_controller.dart b/packages/webview_flutter_lwe/lib/src/lwe_webview_controller.dart
index ddb76466a..dd0074034 100644
--- a/packages/webview_flutter_lwe/lib/src/lwe_webview_controller.dart
+++ b/packages/webview_flutter_lwe/lib/src/lwe_webview_controller.dart
@@ -36,7 +36,7 @@ class LweWebViewController extends PlatformWebViewController {
 
   @override
   Future<void> loadFile(String absoluteFilePath) {
-    assert(absoluteFilePath != null);
+    assert(absoluteFilePath.isNotEmpty);
     return _webview.loadFile(absoluteFilePath);
   }
 
@@ -51,7 +51,7 @@ class LweWebViewController extends PlatformWebViewController {
     String html, {
     String? baseUrl,
   }) {
-    assert(html != null);
+    assert(html.isNotEmpty);
     return _webview.loadHtmlString(html, baseUrl: baseUrl);
   }
 
diff --git a/packages/webview_flutter_lwe/lib/webview_flutter_lwe.dart b/packages/webview_flutter_lwe/lib/webview_flutter_lwe.dart
index e84611276..51c5c74b2 100644
--- a/packages/webview_flutter_lwe/lib/webview_flutter_lwe.dart
+++ b/packages/webview_flutter_lwe/lib/webview_flutter_lwe.dart
@@ -3,8 +3,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-library webview_flutter_lwe;
-
 export 'src/lwe_webview_controller.dart';
 export 'src/lwe_webview_cookie_manager.dart';
 export 'src/lwe_webview_platform.dart';
diff --git a/packages/webview_flutter_lwe/pubspec.yaml b/packages/webview_flutter_lwe/pubspec.yaml
index d94577ea3..61e7470cb 100644
--- a/packages/webview_flutter_lwe/pubspec.yaml
+++ b/packages/webview_flutter_lwe/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/flutter-tizen/plugins/tree/master/packages/webvie
 version: 0.3.0
 
 environment:
-  sdk: ">=2.18.0 <4.0.0"
-  flutter: ">=3.3.0"
+  sdk: ">=3.1.0 <4.0.0"
+  flutter: ">=3.13.0"
 
 flutter:
   plugin: