diff --git a/iOS/Podfile b/iOS/Podfile
index d18096b7c0..ca14e46c80 100644
--- a/iOS/Podfile
+++ b/iOS/Podfile
@@ -100,7 +100,7 @@ post_install do |installer|
     target.build_configurations.each do |config|
       config.build_settings['IPHONEOS_DEPLOYMENT_TARGET'] = '11.0'
       shell_script_path = "Pods/Target Support Files/#{target.name}/#{target.name}-frameworks.sh"
-      if File::exists?(shell_script_path)
+      if File::exist?(shell_script_path)
         shell_script_input_lines = File.readlines(shell_script_path)
         shell_script_output_lines = shell_script_input_lines.map { |line| line.sub("source=\"$(readlink \"${source}\")\"", "source=\"$(readlink -f \"${source}\")\"") }
         File.open(shell_script_path, 'w') do |f|
diff --git a/iOS/Podfile.lock b/iOS/Podfile.lock
index 64ea8e2c84..adef045093 100644
--- a/iOS/Podfile.lock
+++ b/iOS/Podfile.lock
@@ -17,6 +17,7 @@ PODS:
   - Agora-Scene-Utils (1.1.0)
   - Agora_Chat_iOS (1.0.8)
   - AgoraLyricsScore (1.1.1-beta-3)
+  - AgoraRtcEngine_Special_iOS (4.1.1.142)
   - AgoraRtm_iOS (1.5.1)
   - AgoraSyncManager (2.0.8):
     - SocketRocket
@@ -35,7 +36,6 @@ PODS:
   - MJRefresh (3.7.5)
   - Protobuf (3.22.1)
   - ScoreEffectUI (1.0.1)
-  - sdk (1.0)
   - SDWebImage (4.4.8):
     - SDWebImage/Core (= 4.4.8)
   - SDWebImage/Core (4.4.8)
@@ -67,6 +67,7 @@ DEPENDENCIES:
   - Agora-Scene-Utils (= 1.1.0)
   - Agora_Chat_iOS (= 1.0.8)
   - AgoraLyricsScore (= 1.1.1-beta-3)
+  - AgoraRtcEngine_Special_iOS (= 4.1.1.142)
   - AgoraRtm_iOS (= 1.5.1)
   - AgoraSyncManager (~> 2.0.8)
   - Bugly (= 2.5.93)
@@ -79,7 +80,6 @@ DEPENDENCIES:
   - MJRefresh
   - Protobuf (= 3.22.1)
   - ScoreEffectUI (= 1.0.1)
-  - sdk (from `sdk.podspec`)
   - SDWebImage (~> 4.2)
   - SDWebImageAPNGCoder
   - SenseLib (from `sense.podspec`)
@@ -99,6 +99,7 @@ SPEC REPOS:
     - Agora-Scene-Utils
     - Agora_Chat_iOS
     - AgoraLyricsScore
+    - AgoraRtcEngine_Special_iOS
     - AgoraRtm_iOS
     - AgoraSyncManager
     - Bugly
@@ -126,8 +127,6 @@ SPEC REPOS:
     - ZSwiftBaseLib
 
 EXTERNAL SOURCES:
-  sdk:
-    :path: sdk.podspec
   SenseLib:
     :path: sense.podspec
 
@@ -136,6 +135,7 @@ SPEC CHECKSUMS:
   Agora-Scene-Utils: 3f9b1c422cfdda4a7051cf4cffdd0cfef80c9c89
   Agora_Chat_iOS: fcd8afa4f1cff55da59535a6ed573594ace3c169
   AgoraLyricsScore: 7e25860ccecd3c6ed73f2b503f1d73d8849079e1
+  AgoraRtcEngine_Special_iOS: 6414e3cbb92076e18ca68364d1c9e6ae5174d381
   AgoraRtm_iOS: 595a9fa33a409831e6183396ea8f8bc563918403
   AgoraSyncManager: 33b8ecf2cd80550f156612d6175a0b0ed1d48497
   Bugly: b8715e6ec4004b7f7fbffab0643ba80545aee3da
@@ -149,7 +149,6 @@ SPEC CHECKSUMS:
   MJRefresh: fdf5e979eb406a0341468932d1dfc8b7f9fce961
   Protobuf: d7f7c8329edf5eb8af65547a8ba3e9c1cee927d5
   ScoreEffectUI: 1a3bbd83b17cfef1c16a3a4eede2854f89c9eb10
-  sdk: e3479e54702dcafc8c3e74a1baa05d7c2c8f753d
   SDWebImage: 783af2c3fa36291a250030c4752ee370a9a51d13
   SDWebImageAPNGCoder: 3e4c684c8223eef2f45a50bdd0beaab345e4eb24
   SenseLib: 639e8a6feea273dbcb2340066f39d37bbd850e89
@@ -164,6 +163,6 @@ SPEC CHECKSUMS:
   Zip: b3fef584b147b6e582b2256a9815c897d60ddc67
   ZSwiftBaseLib: f5d039af0c4be833bb86c6d382930775c4087ab9
 
-PODFILE CHECKSUM: 3b44a1062c6fb05ab066d492f4fb350c26b646ed
+PODFILE CHECKSUM: 319abbf3beead4e8737297c58c925591658ecdd0
 
 COCOAPODS: 1.12.1