diff --git a/ArkUI/entry/src/main/ets/entryability/EntryAbilityExtactScreenAdaption.ets b/ArkUI/entry/src/main/ets/entryability/EntryAbilityExtactScreenAdaption.ets
index b3c40963b8bdb39a4ff02bac91ed7c934a9fe4e8..48d7c5ca0b9628bd20fca1d728108eb621b8cd1a 100644
--- a/ArkUI/entry/src/main/ets/entryability/EntryAbilityExtactScreenAdaption.ets
+++ b/ArkUI/entry/src/main/ets/entryability/EntryAbilityExtactScreenAdaption.ets
@@ -38,17 +38,20 @@ export default class EntryAbility extends UIAbility {
   onWindowStageCreate(windowStage: window.WindowStage): void {
     AppStorage.setOrCreate('context', windowStage);
     windowStage.getMainWindow((err: BusinessError, data) => {
-      let errCode: number = err.code;
       // The settings window is displayed in full screen
-      data.setWindowLayoutFullScreen(true);
+      data.setWindowLayoutFullScreen(true)
+        .then(() => {
+          console.info('Succeeded in setting the window layout to full-screen mode.');
+        }).catch((err: BusinessError) => {
+        console.error(`Failed to set the window layout to full-screen mode. Cause code: ${err.code}, message: ${err.message}`);
+      });
       // Set the top status bar to be hidden
       let names: Array<'status' | 'navigation'> = [];
-      data.setWindowSystemBarEnable(names, (err: BusinessError) => {
-        if (err.code) {
-          console.error('Failed to set the system bar to be visible. Cause:' + JSON.stringify(err));
-          return;
-        }
-        console.info('Succeeded in setting the system bar to be visible.');
+      data.setWindowSystemBarEnable(names)
+        .then(() => {
+          console.info('Succeeded in setting the system bar to be invisible.');
+        }).catch((err: BusinessError) => {
+        console.error(`Failed to set the system bar to be invisible. Cause code: ${err.code}, message: ${err.message}`);
       });
     })
     // ...
diff --git a/ArkUI/entry/src/main/ets/pages/ExcavationScreenAdaptation.ets b/ArkUI/entry/src/main/ets/pages/ExcavationScreenAdaptation.ets
index 3a5702d9d5cc9b12ef0100cf1c6995d250e58280..6635c82299749469c60f268405654db48fbf6361 100644
--- a/ArkUI/entry/src/main/ets/pages/ExcavationScreenAdaptation.ets
+++ b/ArkUI/entry/src/main/ets/pages/ExcavationScreenAdaptation.ets
@@ -20,7 +20,8 @@
 // [Start extract_screen_adaption_page]
 import { display, window } from '@kit.ArkUI';
 import { common } from '@kit.AbilityKit';
-import { batteryInfo } from '@kit.BasicServicesKit';
+import { BusinessError, batteryInfo } from '@kit.BasicServicesKit';
+import { hilog } from '@kit.PerformanceAnalysisKit';
 
 class TextMargin {
   left: number = 0; // Status bar left offset
@@ -40,15 +41,20 @@ struct Index {
     AppStorage.get('context'); // Get UIAbilityContext
 
   aboutToAppear(): void {
-    this.displayClass = display.getDefaultDisplaySync();
-    display.getDefaultDisplaySync().getCutoutInfo((err, data) => {
-      if (err.code !== 0) {
-        console.log('getCutoutInfo failed. error is:', JSON.stringify(err));
-        return;
-      }
-      this.boundingRect = data.boundingRects;
-      this.topTextMargin = this.getBoundingRectPosition();
-    })
+    try {
+      this.displayClass = display.getDefaultDisplaySync();
+      display.getDefaultDisplaySync().getCutoutInfo((err, data) => {
+        if (err.code !== 0) {
+          console.log('getCutoutInfo failed. error is:', JSON.stringify(err));
+          return;
+        }
+        this.boundingRect = data.boundingRects;
+        this.topTextMargin = this.getBoundingRectPosition();
+      })
+    } catch (error) {
+      let err = error as BusinessError;
+      hilog.error(0x000, 'testTag', `err.code=${err.code}, err.message=${err.message}`);
+    }
     // Get hour
     let hours = this.date.getHours();
     // Get minute
@@ -63,17 +69,31 @@ struct Index {
       window.getLastWindow(this.context, async (err, data) => {
         if (err.code !== 0) {
           console.log('getLastWindow failed. error is:', JSON.stringify(err));
-          data.setWindowSystemBarEnable(['status', 'navigation']);
-          data.setWindowLayoutFullScreen(false);
+          data.setWindowSystemBarEnable(['status', 'navigation'])
+            .then(() => {
+              hilog.info(0x000, 'testTag', `setWindowSystemBarEnable succeed.`);
+            })
+            .catch((err: BusinessError) => {
+              hilog.error(0x000, 'testTag',
+                `setWindowSystemBarEnable failed. err.code=${err.code}, err.message=${err.message}`);
+            })
+          data.setWindowLayoutFullScreen(false)
+            .then(() => {
+              hilog.info(0x000, 'testTag', `setWindowLayoutFullScreen succeed.`);
+            })
+            .catch((err: BusinessError) => {
+              hilog.error(0x000, 'testTag',
+                `setWindowLayoutFullScreen failed. err.code=${err.code}, err.message=${err.message}`);
+            })
         }
       })
     }
   }
 
-    /**
-    * Calculate the left and right margins of the unusable areas of the punch hole screen
-    * @returns {TextMargin} Objects that include left/right offsets
-    */
+  /**
+   * Calculate the left and right margins of the unusable areas of the punch hole screen
+   * @returns {TextMargin} Objects that include left/right offsets
+   */
   getBoundingRectPosition(): TextMargin {
     if (this.boundingRect !== null && this.displayClass !== null && this.boundingRect[0] !== undefined) {
       // Distance from the right of the unavailable area to the right edge of the screen: screen width minus left width and unavailable area width
@@ -103,10 +123,15 @@ struct Index {
         .width('100%')
         .height('100%')
         .onClick(() => {
-          this.getUIContext().getPromptAction().showToast({
-            message: 'This function is not yet developed',
-            duration: 2000
-          })
+          try {
+            this.getUIContext().getPromptAction().showToast({
+              message: 'This function is not yet developed',
+              duration: 2000
+            })
+          } catch (error) {
+            let err = error as BusinessError;
+            hilog.error(0x000, 'testTag', `showToast failed. err.code=${err.code}, err.message=${err.message}`);
+          }
         })
       Column() {
         Flex({ direction: FlexDirection.Row, justifyContent: FlexAlign.SpaceBetween }) {