diff --git a/api/@ohos.window.d.ts b/api/@ohos.window.d.ts
index 659499edb68ccc9e1f653379084037635ab3848f..29030e411813c7677ee6abbbbb2b2d150a32e147 100644
--- a/api/@ohos.window.d.ts
+++ b/api/@ohos.window.d.ts
@@ -143,7 +143,19 @@ declare namespace window {
     /**
      * Notch
      */
-    TYPE_CUTOUT
+    TYPE_CUTOUT,
+
+    /**
+     * area for system gesture
+     * @since 9
+     */
+    TYPE_SYSTEM_GESTURE,
+
+    /**
+     * area for keyboard
+     * @since 9
+     */
+     TYPE_KEYBOARD
   }
   /**
    * Describes the window mode of an application
@@ -293,6 +305,12 @@ declare namespace window {
    * @since 7
    */
   interface AvoidArea {
+    /**
+     * Whether avoidArea is visible on screen
+     * @since 9
+     */
+    visible: boolean;
+
     /**
      * Rectangle on the left of the screen
      */
@@ -823,6 +841,7 @@ declare namespace window {
      * @param type: 'systemAvoidAreaChange'
      * @syscap SystemCapability.WindowManager.WindowManager.Core
      * @since 7
+     * @deprecated since 9, please use on_avoidAreaChange instead.
      */
     on(type: 'systemAvoidAreaChange', callback: Callback<AvoidArea>): void;
 
@@ -831,9 +850,26 @@ declare namespace window {
      * @param type: 'systemAvoidAreaChange'
      * @syscap SystemCapability.WindowManager.WindowManager.Core
      * @since 7
+     * @deprecated since 9, please use off_avoidAreaChange instead.
      */
     off(type: 'systemAvoidAreaChange', callback?: Callback<AvoidArea>): void;
 
+    /**
+     * register the callback of avoidAreaChange
+     * @param type: 'avoidAreaChange'
+     * @syscap SystemCapability.WindowManager.WindowManager.Core
+     * @since 9
+     */
+    on(type: 'avoidAreaChange', callback: Callback<{ type: AvoidAreaType, area: AvoidArea }>): void;
+
+    /**
+     * unregister the callback of avoidAreaChange
+     * @param type: 'avoidAreaChange'
+     * @syscap SystemCapability.WindowManager.WindowManager.Core
+     * @since 9
+     */
+    off(type: 'avoidAreaChange', callback?: Callback<{ type: AvoidAreaType, area: AvoidArea }>): void;
+
     /**
      * register the callback of keyboardHeightChange
      * @param type: 'keyboardHeightChange'