diff --git a/api/@ohos.screenshot.d.ts b/api/@ohos.screenshot.d.ts
index 0e91364d1ed5051f4bbfee3141599a61bb055b61..ac10790d38cd149d399d812e6284a8c3deeb1497 100644
--- a/api/@ohos.screenshot.d.ts
+++ b/api/@ohos.screenshot.d.ts
@@ -29,8 +29,16 @@ declare namespace screenshot {
      * @permission ohos.permission.CAPTURE_SCREEN
      * @since 7
      */
-    function save(options?: ScreenshotOptions, callback: AsyncCallback<image.PixelMap>): void;
+     function save(options: ScreenshotOptions, callback: AsyncCallback<image.PixelMap>): void;
 
+    /**
+     * Takes a screenshot and saves it as a PixelMap object
+     * @param options Screenshot options, which consist of screenRect, imageSize, and rotation. You need to set these parameters
+     * @permission ohos.permission.CAPTURE_SCREEN
+     * @since 7
+     */
+     function save(callback: AsyncCallback<image.PixelMap>): void;
+    
     /**
      * Takes a screenshot and saves it as a PixelMap object
      * @param options Screenshot options, which consist of screenRect, imageSize, and rotation. You need to set these parameters