diff --git a/api/@ohos.window.d.ts b/api/@ohos.window.d.ts
index 889334c5502d2f19a1c9c469b26adc52bdb35c97..a9991673c647c2995427d54ab63101e8a93722f1 100644
--- a/api/@ohos.window.d.ts
+++ b/api/@ohos.window.d.ts
@@ -3282,7 +3282,7 @@ declare namespace window {
    * @since arkts {'1.1':'12', '1.2':'20'}
    * @arkts 1.1&1.2
    */
-  export function getLastWindow(ctx: BaseContext, callback: AsyncCallback<Window>): void;
+  function getLastWindow(ctx: BaseContext, callback: AsyncCallback<Window>): void;
 
   /**
    * Get the final show window.
@@ -3325,7 +3325,7 @@ declare namespace window {
    * @since arkts {'1.1':'12', '1.2':'20'}
    * @arkts 1.1&1.2
    */
-  export function getLastWindow(ctx: BaseContext): Promise<Window>;
+  function getLastWindow(ctx: BaseContext): Promise<Window>;
 
   /**
    * Minimize all app windows.