diff --git a/flutter/lib/common/widgets/overlay.dart b/flutter/lib/common/widgets/overlay.dart
index c67f0f7fb..8c44e7ee4 100644
--- a/flutter/lib/common/widgets/overlay.dart
+++ b/flutter/lib/common/widgets/overlay.dart
@@ -388,6 +388,15 @@ class BlockableOverlayState extends OverlayKeyState {
       _middleBlocked.value = blocked;
     }
   }
+
+  void applyFfi(FFI ffi) {
+    ffi.dialogManager.setOverlayState(this);
+    ffi.chatModel.setOverlayState(this);
+    // make remote page penetrable automatically, effective for chat over remote
+    onMiddleBlockedClick = () {
+      setMiddleBlocked(false);
+    };
+  }
 }
 
 class BlockableOverlay extends StatelessWidget {
diff --git a/flutter/lib/desktop/pages/remote_page.dart b/flutter/lib/desktop/pages/remote_page.dart
index 3bc450345..312f9bbed 100644
--- a/flutter/lib/desktop/pages/remote_page.dart
+++ b/flutter/lib/desktop/pages/remote_page.dart
@@ -158,12 +158,7 @@ class _RemotePageState extends State<RemotePage>
     //   _isCustomCursorInited = true;
     // }
 
-    _ffi.dialogManager.setOverlayState(_blockableOverlayState);
-    _ffi.chatModel.setOverlayState(_blockableOverlayState);
-    // make remote page penetrable automatically, effective for chat over remote
-    _blockableOverlayState.onMiddleBlockedClick = () {
-      _blockableOverlayState.setMiddleBlocked(false);
-    };
+    _blockableOverlayState.applyFfi(_ffi);
   }
 
   @override
diff --git a/flutter/lib/mobile/pages/remote_page.dart b/flutter/lib/mobile/pages/remote_page.dart
index 776aa5455..04852c98c 100644
--- a/flutter/lib/mobile/pages/remote_page.dart
+++ b/flutter/lib/mobile/pages/remote_page.dart
@@ -20,7 +20,6 @@ import '../../models/input_model.dart';
 import '../../models/model.dart';
 import '../../models/platform_model.dart';
 import '../../utils/image.dart';
-import '../widgets/dialog.dart';
 import '../widgets/gestures.dart';
 
 final initText = '\1' * 1024;
@@ -43,6 +42,8 @@ class _RemotePageState extends State<RemotePage> {
   double _mouseScrollIntegral = 0; // mouse scroll speed controller
   Orientation? _currentOrientation;
 
+  final _blockableOverlayState = BlockableOverlayState();
+
   final keyboardVisibilityController = KeyboardVisibilityController();
   late final StreamSubscription<bool> keyboardSubscription;
   final FocusNode _mobileFocusNode = FocusNode();
@@ -67,6 +68,7 @@ class _RemotePageState extends State<RemotePage> {
     gFFI.qualityMonitorModel.checkShowQualityMonitor(widget.id);
     keyboardSubscription =
         keyboardVisibilityController.onChange.listen(onSoftKeyboardChanged);
+    _blockableOverlayState.applyFfi(gFFI);
   }
 
   @override