diff --git a/README.en.md b/README.en.md
index 128bc19e7f12506393edf27ed5fd946821690b18..6f90868c818011fe7e2b186180a149e0fa6e2d4a 100644
--- a/README.en.md
+++ b/README.en.md
@@ -45,8 +45,7 @@ You can view the page effect in the Previewer of DevEco Studio or on the device.
 │  │  ├──Index.ets                                 // Home page                                 
 │  │  └──TableAdaptiveExtensionIndex.ets           // Implementation of tables that extend and adapt based on the screen size.
 │  └──utils
-│     ├──BreakpointType.ets                        // Breakpoint types 
-│     └──Logger.ets                                // Logging utility        
+│     └──BreakpointType.ets                        // Breakpoint types     
 └──entry/src/main/resources                        // Resources of the app
 
 ```
diff --git a/README.md b/README.md
index 9994d1dec291645b3ae9cc851fa774ab65e2b5cd..08cfc50db2bb7149d4c81970f37b703b1d368895 100644
--- a/README.md
+++ b/README.md
@@ -44,9 +44,8 @@
 │  │  ├──DoubleTabAdaptiveCenteringIndex.ets       // 双tab自适应居中页 
 │  │  ├──Index.ets                                 // 首页                                  
 │  │  └──TableAdaptiveExtensionIndex.ets           // 表格自适应延伸页
-│  └──utils
-│     ├──BreakpointType.ets                        // 断点类型 
-│     └──Logger.ets                                // 日志        
+│  └──utils 
+│     └──BreakpointType.ets                        // 断点类型        
 └──entry/src/main/resources                        // 应用资源目录
 
 ```
diff --git a/entry/src/main/ets/entryability/EntryAbility.ets b/entry/src/main/ets/entryability/EntryAbility.ets
index 205d431770e7ef52aa4817f2d6495cb644996839..24f1044ae3f6e2f9ff438580a65252f7e8ff3aa3 100644
--- a/entry/src/main/ets/entryability/EntryAbility.ets
+++ b/entry/src/main/ets/entryability/EntryAbility.ets
@@ -25,7 +25,11 @@ export default class EntryAbility extends UIAbility {
   onCreate(): void {
     hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onCreate');
     AppStorage.setOrCreate('systemColorMode', this.context.config.colorMode);
-    this.context.getApplicationContext().setColorMode(ConfigurationConstant.ColorMode.COLOR_MODE_NOT_SET);
+    try {
+      this.context.getApplicationContext().setColorMode(ConfigurationConstant.ColorMode.COLOR_MODE_NOT_SET);
+    } catch (err) {
+      hilog.error(0x0000, 'testTag', '%{public}s', 'setColorMode fail. error code: ' + err.code);
+    }
   }
 
   onDestroy(): void {
@@ -37,31 +41,37 @@ export default class EntryAbility extends UIAbility {
     hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onWindowStageCreate');
     windowStage.getMainWindow().then((data: window.Window) => {
       let type = window.AvoidAreaType.TYPE_NAVIGATION_INDICATOR;
-      let avoidArea = data.getWindowAvoidArea(type);
-      let bottomRectHeight = avoidArea.bottomRect.height;
-      AppStorage.setOrCreate('bottomRectHeight', bottomRectHeight);
-      type = window.AvoidAreaType.TYPE_SYSTEM;
-      avoidArea = data.getWindowAvoidArea(type);
-      let topRectHeight = avoidArea.topRect.height;
-      AppStorage.setOrCreate('topRectHeight', topRectHeight);
-      this.windowObj = data;
-      this.updateBreakpoint(this.windowObj.getWindowProperties().windowRect.width);
-      this.windowObj.on('windowSizeChange', (windowSize: window.Size) => {
-        this.updateBreakpoint(windowSize.width);
-      });
-    })
+      try {
+        let avoidArea = data.getWindowAvoidArea(type);
+        let bottomRectHeight = avoidArea.bottomRect.height;
+        AppStorage.setOrCreate('bottomRectHeight', bottomRectHeight);
+        type = window.AvoidAreaType.TYPE_SYSTEM;
+        avoidArea = data.getWindowAvoidArea(type);
+        let topRectHeight = avoidArea.topRect.height;
+        AppStorage.setOrCreate('topRectHeight', topRectHeight);
+        this.windowObj = data;
+        this.updateBreakpoint(this.windowObj.getWindowProperties().windowRect.width);
+        this.windowObj.on('windowSizeChange', (windowSize: window.Size) => {
+          this.updateBreakpoint(windowSize.width);
+        });
+      } catch (err) {
+        hilog.error(0x0000, 'testTag', '%{public}s', 'config main window fail. Cause: ' + err.message);
+      }
+    });
     windowStage.loadContent('pages/Index', (err) => {
       if (err.code) {
-        hilog.error(0x0000, 'Failed to load the content. Cause: %{public}s', JSON.stringify(err.code) ?? '');
+        hilog.error(0x0000, 'testTag', '%{public}s', 'Failed to load the content. Cause: ' + err.code);
         return;
       }
-      let windowClass: window.Window = windowStage.getMainWindowSync();
-      let isLayoutFullScreen = true;
-      windowClass.setWindowLayoutFullScreen(isLayoutFullScreen).then(() => {
-        hilog.info(0x0000, 'testTag', 'Succeeded in setting the window layout to full-screen mode.');
-      }).catch((err: BusinessError) => {
-        hilog.error(0x0000, 'Failed to set the window layout to full-screen mode.', JSON.stringify(err.code));
-      });
+      try {
+        let windowClass: window.Window = windowStage.getMainWindowSync();
+        let isLayoutFullScreen = true;
+        windowClass.setWindowLayoutFullScreen(isLayoutFullScreen).then(() => {
+          hilog.info(0x0000, 'testTag', '%{public}s', 'Succeeded in setting the window layout to full-screen mode.');
+        });
+      } catch (err) {
+        hilog.error(0x0000, 'testTag', '%{public}s', 'Failed to set the window layout to full-screen mode. ' + err.code);
+      }
     });
   }
 
@@ -78,7 +88,7 @@ export default class EntryAbility extends UIAbility {
       }
       AppStorage.setOrCreate('breakPoint', curBp);
     } catch (exception) {
-      hilog.error(0x0000, 'testTag', `UpdateBreakpoint fail, error code: ${(exception as BusinessError).code}`);
+      hilog.error(0x0000, 'testTag', '%{public}s', `UpdateBreakpoint fail, error code: ${(exception as BusinessError).code}`);
     }
   }