diff --git a/entry/src/main/ets/entryability/EntryAbility.ets b/entry/src/main/ets/entryability/EntryAbility.ets
index 949a08ecb6d07978bb6ed21a290a6d8630dfdb84..f3771632224732c26ea77d60e9af43798db5a456 100644
--- a/entry/src/main/ets/entryability/EntryAbility.ets
+++ b/entry/src/main/ets/entryability/EntryAbility.ets
@@ -139,5 +139,6 @@ export default class EntryAbility extends UIAbility {
     // Main window is destroyed, release UI related resources
     hilog.info(DOMAIN, 'testTag', '%{public}s', 'Ability onWindowStageDestroy');
   }
+  // [EndExclude WindowSizeChange]
 }
 // [End WindowSizeChange]
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/Index.ets b/entry/src/main/ets/pages/Index.ets
index 9867354cbf3a6602a8d80f6aa094b62e170e6e78..fc1d943824f4dfbaf77ca2340330d407d15ef0a9 100644
--- a/entry/src/main/ets/pages/Index.ets
+++ b/entry/src/main/ets/pages/Index.ets
@@ -44,7 +44,6 @@ struct Index {
     'ohos.permission.READ_IMAGEVIDEO',
     'ohos.permission.WRITE_IMAGEVIDEO'
   ];
-  // [Start Preview2]
   // [Start FoldStatusChange]
   // [Start SelectCamera2]
   onFoldStatusChange: (foldStatus: display.FoldStatus) => void = (foldStatus: display.FoldStatus) => {
@@ -53,10 +52,8 @@ struct Index {
       // Determine the page layout that has entered half folded status and prohibit portrait orientation.
       if (this.widthBp === WidthBreakpoint.WIDTH_MD && (orientation === display.Orientation.LANDSCAPE ||
         orientation === display.Orientation.LANDSCAPE_INVERTED)) {
-        // [StartExclude Preview2]
         this.isHalfFolded = true;
         this.windowUtil.setMainWindowOrientation(window.Orientation.LANDSCAPE);
-        // [EndExclude Preview2]
         this.cameraUtil.setHalfFoldedRect(this.windowUtil.getWindowSize());
       } else {
         if (this.oldFoldStatus === display.FoldStatus.FOLD_STATUS_FOLDED) {
@@ -69,12 +66,10 @@ struct Index {
       }
       return;
     }
-    // [StartExclude Preview2]
     // [StartExclude SelectCamera2]
     if (this.widthBp !== WidthBreakpoint.WIDTH_SM) {
       this.windowUtil.setMainWindowOrientation(window.Orientation.AUTO_ROTATION_RESTRICTED);
     }
-    // [EndExclude Preview2]
     // [EndExclude SelectCamera2]
     // Exit the half folded status page.
     if (this.isHalfFolded) {
@@ -98,7 +93,6 @@ struct Index {
     // [EndExclude SelectCamera2]
   }
   // [End FoldStatusChange]
-  // [End Preview2]
 
   aboutToAppear(): void {
     display.on('foldStatusChange', this.onFoldStatusChange);