diff --git a/ArkUI/entry/src/main/ets/pages/SetWindowPrivacyModeInPage.ets b/ArkUI/entry/src/main/ets/pages/SetWindowPrivacyModeInPage.ets
index 1f95bef18218adc9997c9623e7bf55fce804c765..3d7a09722591fb94ca6219df3d499ac085566351 100644
--- a/ArkUI/entry/src/main/ets/pages/SetWindowPrivacyModeInPage.ets
+++ b/ArkUI/entry/src/main/ets/pages/SetWindowPrivacyModeInPage.ets
@@ -22,7 +22,7 @@ import { BusinessError } from '@kit.BasicServicesKit';
 import { common } from '@kit.AbilityKit';
 import { window } from '@kit.ArkUI';
 
-class windowUtils {
+class WindowUtils {
   static setWindowPrivacyModeInPage(context: common.UIAbilityContext, isFlag: boolean) {
     window.getLastWindow(context).then((lastWindow) => {
       lastWindow.setWindowPrivacyMode(isFlag, (err: BusinessError) => {
@@ -69,7 +69,7 @@ struct Index {
     .onNavBarStateChange((isVisible: boolean) => {
       // Callback triggered when navigation bar display state changes
       console.info('------>isVisible：' + isVisible)
-      windowUtils.setWindowPrivacyModeInPage(this.context.getHostContext() as common.UIAbilityContext, isVisible);
+      WindowUtils.setWindowPrivacyModeInPage(this.context.getHostContext() as common.UIAbilityContext, isVisible);
     })
   }
 }