diff --git a/commons/base/src/main/ets/utils/WindowUtil.ets b/commons/base/src/main/ets/utils/WindowUtil.ets
index a050a95fca4bf96919db92c3aa0ff0b68e894523..3d06f4357cb751bfb45859d7104f3ad6a25463c2 100644
--- a/commons/base/src/main/ets/utils/WindowUtil.ets
+++ b/commons/base/src/main/ets/utils/WindowUtil.ets
@@ -64,12 +64,10 @@ export class WindowUtil {
       return;
     }
     // Set full-screen display.
-    this.mainWindowClass.setWindowLayoutFullScreen(true, (err) => {
-      if (err.code) {
-        Logger.error('Failed to set the window layout to full-screen mode. Cause:' + JSON.stringify(err));
-        return;
-      }
+    this.mainWindowClass.setWindowLayoutFullScreen(true).then(() => {
       Logger.info('Succeeded in setting the window layout to full-screen mode.');
+    }).catch((error: BusinessError) => {
+      Logger.error('Failed to set the window layout to full-screen mode. Cause:' + JSON.stringify(error));
     });
   }