diff --git a/lib/business_logic/view_models/tui_chat_global_model.dart b/lib/business_logic/view_models/tui_chat_global_model.dart
index 697dda9..9518ebd 100644
--- a/lib/business_logic/view_models/tui_chat_global_model.dart
+++ b/lib/business_logic/view_models/tui_chat_global_model.dart
@@ -197,7 +197,7 @@ class TUIChatGlobalModel extends ChangeNotifier implements TIMUIKitClass {
 
   clearCurrentConversation() {
     // Only keep the last 20 messages when existing a chat.
-    _messageListMap[currentSelectedConv] = (_messageListMap[currentSelectedConv] ?? []).sublist(max(0, ((_messageListMap[currentSelectedConv] ?? []).length - 10)));
+    _messageListMap[currentSelectedConv] = (_messageListMap[currentSelectedConv] ?? []).sublist(0, min(10, ((_messageListMap[currentSelectedConv] ?? []).length - 1)));
     if (_currentConversationList.isNotEmpty) {
       _currentConversationList.removeLast();
     }
@@ -539,8 +539,7 @@ class TUIChatGlobalModel extends ChangeNotifier implements TIMUIKitClass {
         }
         _receivedNewMessageCount = 0;
         final tempCurrentMsgList = _messageListMap[convID] ?? [];
-        final currentMsg = tempCurrentMsgList..sublist(max(0, (tempCurrentMsgList.length - 30)));
-        _messageListMap[convID] = [newMsg, ...currentMsg];
+        _messageListMap[convID] = [newMsg, ...tempCurrentMsgList];
         notifyListeners();
         final messageID = newMsg.msgID;
         final needReadReceipt = newMsg.needReadReceipt ?? false;
@@ -561,8 +560,7 @@ class TUIChatGlobalModel extends ChangeNotifier implements TIMUIKitClass {
       }
     } else if (convID != null) {
       final tempCurrentMsgList = _messageListMap[convID] ?? [];
-      final currentMsg = tempCurrentMsgList..sublist(max(0, (tempCurrentMsgList.length - 20)));
-      _messageListMap[convID] = [newMsg, ...currentMsg];
+      _messageListMap[convID] = [newMsg, ...tempCurrentMsgList];
       notifyListeners();
     }
   }
diff --git a/lib/data_services/core/core_services_implements.dart b/lib/data_services/core/core_services_implements.dart
index 317c171..7aa4958 100644
--- a/lib/data_services/core/core_services_implements.dart
+++ b/lib/data_services/core/core_services_implements.dart
@@ -129,6 +129,7 @@ class CoreServicesImpl implements CoreServices {
             onKickedOffline: listener.onKickedOffline,
             onUserStatusChanged: (List<V2TimUserStatus> userStatusList) {
               updateUserStatusList(userStatusList);
+              listener.onUserStatusChanged(userStatusList);
             },
             onSelfInfoUpdated: (V2TimUserFullInfo info) {
               listener.onSelfInfoUpdated(info);
diff --git a/lib/ui/views/TIMUIKitChat/tim_uikit_chat.dart b/lib/ui/views/TIMUIKitChat/tim_uikit_chat.dart
index 840d953..6a83ca8 100644
--- a/lib/ui/views/TIMUIKitChat/tim_uikit_chat.dart
+++ b/lib/ui/views/TIMUIKitChat/tim_uikit_chat.dart
@@ -230,7 +230,7 @@ class _TUIChatState extends TIMUIKitState<TIMUIKitChat> {
     axis: Axis.vertical,
   );
 
-  Widget? joinInGroupCallWidget;
+  Widget? _joinInGroupCallWidget;
 
   @override
   void initState() {
@@ -352,8 +352,13 @@ class _TUIChatState extends TIMUIKitState<TIMUIKitChat> {
     if (_getConvType() != ConvType.group) {
       return;
     }
-    joinInGroupCallWidget = await TUICore.instance.raiseExtension(TUIExtensionID.joinInGroup, {GROUP_ID: widget.conversationID!});
-    setState(() {});
+    final w = await TUICore.instance.raiseExtension(TUIExtensionID.joinInGroup, {GROUP_ID: widget.conversationID!});
+    if(w != _joinInGroupCallWidget){
+
+      setState(() {
+        _joinInGroupCallWidget = w;
+      });
+    }
   }
 
   @override
@@ -461,7 +466,7 @@ class _TUIChatState extends TIMUIKitState<TIMUIKitChat> {
                           if (widget.customAppBar != null) widget.customAppBar!,
                           if (filteredApplicationList.isNotEmpty) _renderJoinGroupApplication(filteredApplicationList.length, theme),
                           if (widget.topFixWidget != null) widget.topFixWidget!,
-                          if (joinInGroupCallWidget != null) Center(child: joinInGroupCallWidget!),
+                          if (_joinInGroupCallWidget != null) Center(child: _joinInGroupCallWidget!),
                           Expanded(
                               child: Container(
                             color: theme.chatBgColor,
diff --git a/pubspec.yaml b/pubspec.yaml
index a77d32c..a9e7a68 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: tencent_cloud_chat_uikit
 description: A powerful chat UI component library and business logic for Tencent Cloud Chat, creating seamless in-app chat modules for delightful user experiences.
-version: 2.5.1+4
+version: 2.5.1+5
 homepage: https://trtc.io/products/chat?utm_source=gfs&utm_medium=link&utm_campaign=%E6%B8%A0%E9%81%93&_channel_track_key=k6WgfCKn
 repository: https://github.com/TencentCloud/chat-uikit-flutter
 documentation: https://comm.qq.com/im/doc/flutter/en/TUIKit/readme.html