diff --git a/permissionmanager/src/main/ets/common/utils/constant.ets b/permissionmanager/src/main/ets/common/utils/constant.ets
index 8944753084d68cc57192f4b0ab90f7474a3ce9b8..8b958710112669d235eb11b5ba8d44957de4cf26 100644
--- a/permissionmanager/src/main/ets/common/utils/constant.ets
+++ b/permissionmanager/src/main/ets/common/utils/constant.ets
@@ -369,4 +369,8 @@ export default class Constants {
     public static TOAST_CONSTRAINT_SIZE_MIN_HEIGHT = 36;
     public static TOAST_COLUMN_WIDTH = '100%';
     public static TOAST_COLUMN_HEIGHT = '100%';
+    public static TOAST_FLEX_SHADOW_RADIUS_40 = 40;
+    public static TOAST_FLEX_SHADOW_RADIUS_60 = 60;
+    public static TOAST_FLEX_SHADOW_OFFSET_X = 0;
+    public static TOAST_FLEX_SHADOW_OFFSET_Y = 10;
 }
diff --git a/permissionmanager/src/main/ets/pages/securityToast.ets b/permissionmanager/src/main/ets/pages/securityToast.ets
index e1374406d53fd0043c83fdeb53c15c7d28d2a1cf..b9a3239a2f746e12fbc20bc35a18289fce6ab6d6 100644
--- a/permissionmanager/src/main/ets/pages/securityToast.ets
+++ b/permissionmanager/src/main/ets/pages/securityToast.ets
@@ -166,7 +166,17 @@ struct SecurityToast {
         bottom: Constants.PADDING_8,
         left: Constants.PADDING_16
       })
-      .shadow(DeviceUtil.isPC() ? ShadowStyle.OUTER_DEFAULT_SM : ShadowStyle.OUTER_DEFAULT_MD)
+      .shadow(DeviceUtil.isPC() ? {
+        radius: Constants.TOAST_FLEX_SHADOW_RADIUS_40,
+        color: $r('app.color.outerDefaultSMColor'),
+        offsetX: Constants.TOAST_FLEX_SHADOW_OFFSET_X,
+        offsetY: Constants.TOAST_FLEX_SHADOW_OFFSET_Y
+      } : {
+        radius: Constants.TOAST_FLEX_SHADOW_RADIUS_60,
+        color: $r('app.color.outerDefaultMDColor'),
+        offsetX: Constants.TOAST_FLEX_SHADOW_OFFSET_X,
+        offsetY: Constants.TOAST_FLEX_SHADOW_OFFSET_Y
+      })
       .borderRadius(DeviceUtil.isPC() ? $r('sys.float.corner_radius_level4') : $r('sys.float.corner_radius_level9'))
       .backgroundBlurStyle(DeviceUtil.isPC() ? BlurStyle.COMPONENT_REGULAR : BlurStyle.COMPONENT_ULTRA_THICK)
       .border(DeviceUtil.isPC() ? { width: '1px', color: '#33ffffff' } : {})
diff --git a/permissionmanager/src/main/resources/base/element/color.json b/permissionmanager/src/main/resources/base/element/color.json
index 656bdbb9a8207e31e49e29d94a90c21858ac573c..52fa911851f00fb5a9a2278d34f2c49a68de43b2 100644
--- a/permissionmanager/src/main/resources/base/element/color.json
+++ b/permissionmanager/src/main/resources/base/element/color.json
@@ -31,6 +31,14 @@
     {
       "name": "outline",
       "value": "#1A000000"
+    },
+    {
+      "name": "outerDefaultMDColor",
+      "value": "#33000000"
+    },
+    {
+      "name": "outerDefaultSMColor",
+      "value": "#26000000"
     }
   ]
 }
\ No newline at end of file
diff --git a/permissionmanager/src/main/resources/dark/element/color.json b/permissionmanager/src/main/resources/dark/element/color.json
index 41b7a03f31b45b7c99b3b49030a9d10e35c15ecb..aec87c7292e1bb7149fda95afc74777c5188cbcd 100644
--- a/permissionmanager/src/main/resources/dark/element/color.json
+++ b/permissionmanager/src/main/resources/dark/element/color.json
@@ -3,6 +3,14 @@
     {
       "name": "outline",
       "value": "#66000000"
+    },
+    {
+      "name": "outerDefaultMDColor",
+      "value": "#7B050505"
+    },
+    {
+      "name": "outerDefaultSMColor",
+      "value": "#52050505"
     }
   ]
 }
\ No newline at end of file