diff --git a/api/@ohos.display.d.ts b/api/@ohos.display.d.ts
index 8903ed874575384c101f9094f70af5c5b4fcf258..12d5e8c3f5b780b54b5ba5348cc434e80a0e740c 100644
--- a/api/@ohos.display.d.ts
+++ b/api/@ohos.display.d.ts
@@ -51,6 +51,14 @@ declare namespace display {
    */
   function getAllDisplay(): Promise<Array<Display>>;
 
+  /**
+   * Check whether there is a privacy window on the current display.
+   * @param displayId Display id to query
+   * @systemapi Hide this for inner system use.
+   * @since 9
+   */
+  function hasPrivateWindow(displayId: number): boolean;
+
   /**
    * Register the callback for display changes.
    * @param type: type of callback
@@ -174,4 +182,4 @@ declare namespace display {
   }
 }
 
-export default display;
\ No newline at end of file
+export default display;
diff --git a/api/@ohos.window.d.ts b/api/@ohos.window.d.ts
index 0d1e0deb2f4caa7a4ce84b5fb8b6558ff8a7ae44..f374d57c568a5853587db6cd7790170d527604ca 100644
--- a/api/@ohos.window.d.ts
+++ b/api/@ohos.window.d.ts
@@ -1105,6 +1105,15 @@ declare namespace window {
      */
     setPrivacyMode(isPrivacyMode: boolean, callback: AsyncCallback<void>): void;
 
+    /**
+     * Ignore this window during screenshot.
+     * @param isSkip skip if true, or not if false.
+     * @syscap SystemCapability.WindowManager.WindowManager.Core
+     * @systemapi Hide this for inner system use.
+     * @since 9
+     */
+    setSnapshotSkip(isSkip: boolean): void;
+
     /**
      * Sets whether is touchable or not.
      * @param isTouchable is touchable if true, or not if false.