diff --git a/config/boards/arm/hw75_dynamic/app/screen/icons.csv b/config/boards/arm/hw75_dynamic/app/screen/icons.csv
index 5123ced5..b9e486c9 100644
--- a/config/boards/arm/hw75_dynamic/app/screen/icons.csv
+++ b/config/boards/arm/hw75_dynamic/app/screen/icons.csv
@@ -1,5 +1,4 @@
 ICON_VOL,f1ae
-ICON_BRI,f198
 ICON_SCR,f193
 ICON_CALI,f183
 ICON_ERROR,f134
diff --git a/config/boards/arm/hw75_dynamic/app/screen/layer_status.c b/config/boards/arm/hw75_dynamic/app/screen/layer_status.c
index 5d5ca24c..8fe8e945 100644
--- a/config/boards/arm/hw75_dynamic/app/screen/layer_status.c
+++ b/config/boards/arm/hw75_dynamic/app/screen/layer_status.c
@@ -37,7 +37,6 @@ LV_FONT_DECLARE(zfull_9);
 
 static const char *layer_icons[KEYMAP_LAYERS_NUM] = {
 	ICON_VOL,
-	ICON_BRI,
 	ICON_SCR,
 };
 
diff --git a/config/boards/arm/hw75_dynamic/app/screen/strings.csv b/config/boards/arm/hw75_dynamic/app/screen/strings.csv
index 60e7bcb1..0c83ced5 100644
--- a/config/boards/arm/hw75_dynamic/app/screen/strings.csv
+++ b/config/boards/arm/hw75_dynamic/app/screen/strings.csv
@@ -1,5 +1,4 @@
 STRING_LAYER_VOL,音量
-STRING_LAYER_BRI,亮度
 STRING_LAYER_SCR,滚动
 STRING_KNOB_CALIB,电机校准中
 STRING_KNOB_CALIB_FAIL,校准失败
diff --git a/config/hw75_dynamic.keymap b/config/hw75_dynamic.keymap
index 736122bd..f47fca9f 100644
--- a/config/hw75_dynamic.keymap
+++ b/config/hw75_dynamic.keymap
@@ -14,19 +14,13 @@
 / {
 	keymap {
 		compatible = "zmk,keymap";
-		layer_0 {
+		volume {
 			label = "音量";
 			bindings = <&lvkp LV_KEY_PREV &lvkp LV_KEY_NEXT>;
 			sensor-bindings = <&inc_dec_kp C_VOL_DN C_VOL_UP>;
 		};
 
-		layer_1 {
-			label = "亮度";
-			bindings = <&trans &trans>;
-			sensor-bindings = <&inc_dec_kp C_BRI_DEC C_BRI_INC>;
-		};
-
-		layer_2 {
+		scroll {
 			label = "滚动";
 			bindings = <&trans &trans>;
 			sensor-bindings = <&mw MW_UP(1) MW_DN(1)>;