diff --git a/flutter/lib/common/hbbs/hbbs.dart b/flutter/lib/common/hbbs/hbbs.dart
index 4717143fd..3e44c2e36 100644
--- a/flutter/lib/common/hbbs/hbbs.dart
+++ b/flutter/lib/common/hbbs/hbbs.dart
@@ -15,19 +15,19 @@ class HttpType {
 }
 
 class UserPayload {
+  String id = '';
   String name = '';
   String email = '';
   String note = '';
   int? status;
-  String grp = '';
   bool isAdmin = false;
 
   UserPayload.fromJson(Map<String, dynamic> json)
-      : name = json['name'] ?? '',
+      : id = json['id'] ?? '',
+        name = json['name'] ?? '',
         email = json['email'] ?? '',
         note = json['note'] ?? '',
         status = json['status'],
-        grp = json['grp'] ?? '',
         isAdmin = json['is_admin'] == true;
 }
 
diff --git a/flutter/lib/common/widgets/my_group.dart b/flutter/lib/common/widgets/my_group.dart
index 65eaba40f..5ba6bbfad 100644
--- a/flutter/lib/common/widgets/my_group.dart
+++ b/flutter/lib/common/widgets/my_group.dart
@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:flutter_hbb/common/hbbs/hbbs.dart';
 import 'package:flutter_hbb/common/widgets/peers_view.dart';
 import 'package:get/get.dart';
 
@@ -37,13 +38,13 @@ class _MyGroupState extends State<MyGroup> {
 
   Future<Widget> buildBody(BuildContext context) async {
     return Obx(() {
-      if (gFFI.groupModel.userLoading.value) {
+      if (gFFI.groupModel.groupLoading.value) {
         return const Center(
           child: CircularProgressIndicator(),
         );
       }
-      if (gFFI.groupModel.userLoadError.isNotEmpty) {
-        return _buildShowError(gFFI.groupModel.userLoadError.value);
+      if (gFFI.groupModel.groupLoadError.isNotEmpty) {
+        return _buildShowError(gFFI.groupModel.groupLoadError.value);
       }
       if (isDesktop) {
         return _buildDesktop();
@@ -187,16 +188,17 @@ class _MyGroupState extends State<MyGroup> {
                 }
                 return true;
               })
-              .map((e) => _buildUserItem(e.name))
+              .map((e) => _buildUserItem(e))
               .toList());
     });
   }
 
-  Widget _buildUserItem(String username) {
+  Widget _buildUserItem(UserPayload user) {
+    final username = user.name;
     return InkWell(onTap: () {
       if (selectedUser.value != username) {
         selectedUser.value = username;
-        gFFI.groupModel.pullUserPeers(username);
+        gFFI.groupModel.pullUserPeers(user);
       }
     }, child: Obx(
       () {
diff --git a/flutter/lib/common/widgets/peer_tab_page.dart b/flutter/lib/common/widgets/peer_tab_page.dart
index f21211ad5..0361ba511 100644
--- a/flutter/lib/common/widgets/peer_tab_page.dart
+++ b/flutter/lib/common/widgets/peer_tab_page.dart
@@ -231,7 +231,9 @@ class _PeerTabPageState extends State<PeerTabPage>
       if (model.visibleOrderedTabs.contains(model.currentTab)) {
         child = entries[model.currentTab].widget;
       } else {
-        model.setCurrentTab(model.visibleOrderedTabs[0]);
+        Future.delayed(Duration.zero, () {
+          model.setCurrentTab(model.visibleOrderedTabs[0]);
+        });
         child = entries[0].widget;
       }
     }
diff --git a/flutter/lib/models/group_model.dart b/flutter/lib/models/group_model.dart
index 5e2b85f90..c7164c42d 100644
--- a/flutter/lib/models/group_model.dart
+++ b/flutter/lib/models/group_model.dart
@@ -1,6 +1,5 @@
 import 'package:flutter/widgets.dart';
 import 'package:flutter_hbb/common.dart';
-import 'package:flutter_hbb/common/widgets/peer_tab_page.dart';
 import 'package:flutter_hbb/common/hbbs/hbbs.dart';
 import 'package:flutter_hbb/models/model.dart';
 import 'package:flutter_hbb/models/peer_model.dart';
@@ -10,10 +9,12 @@ import 'dart:convert';
 import 'package:http/http.dart' as http;
 
 class GroupModel {
-  final RxBool userLoading = false.obs;
-  final RxString userLoadError = "".obs;
+  final RxBool groupLoading = false.obs;
+  final RxString groupLoadError = "".obs;
   final RxBool peerLoading = false.obs; //to-do: not used
   final RxString peerLoadError = "".obs;
+  final RxString groupName = ''.obs;
+  final RxString groupId = ''.obs;
   final RxList<UserPayload> users = RxList.empty(growable: true);
   final RxList<PeerPayload> peerPayloads = RxList.empty(growable: true);
   final RxList<Peer> peersShow = RxList.empty(growable: true);
@@ -22,10 +23,12 @@ class GroupModel {
   GroupModel(this.parent);
 
   Future<void> reset() async {
-    userLoading.value = false;
-    userLoadError.value = "";
+    groupLoading.value = false;
+    groupLoadError.value = "";
     peerLoading.value = false;
     peerLoadError.value = "";
+    groupName.value = '';
+    groupId.value = '';
     users.clear();
     peerPayloads.clear();
     peersShow.clear();
@@ -33,13 +36,26 @@ class GroupModel {
 
   Future<void> pull() async {
     await reset();
+    if (bind.mainGetLocalOption(key: 'access_token') == '') {
+      return;
+    }
+    try {
+      if (!await _getGroup()) {
+        reset();
+        return;
+      }
+    } catch (e) {
+      debugPrintStack(label: '$e');
+      reset();
+      return;
+    }
     if (gFFI.userModel.userName.isEmpty ||
-        (gFFI.userModel.isAdmin.isFalse && gFFI.userModel.groupName.isEmpty)) {
+        (gFFI.userModel.isAdmin.isFalse && groupName.isEmpty)) {
       gFFI.peerTabModel.check_dynamic_tabs();
       return;
     }
-    userLoading.value = true;
-    userLoadError.value = "";
+    groupLoading.value = true;
+    groupLoadError.value = "";
     final api = "${await bind.mainGetApiServer()}/api/users";
     try {
       var uri0 = Uri.parse(api);
@@ -56,8 +72,7 @@ class GroupModel {
             queryParameters: {
               'current': current.toString(),
               'pageSize': pageSize.toString(),
-              if (gFFI.userModel.isAdmin.isFalse)
-                'grp': gFFI.userModel.groupName.value,
+              if (gFFI.userModel.isAdmin.isFalse) 'grp': groupId.value,
             });
         final resp = await http.get(uri, headers: getHttpHeaders());
         if (resp.body.isNotEmpty && resp.body.toLowerCase() != "null") {
@@ -65,12 +80,17 @@ class GroupModel {
           if (json.containsKey('error')) {
             throw json['error'];
           } else {
-            if (total == 0) total = json['total'];
-            if (json.containsKey('data')) {
-              final data = json['data'];
-              if (data is List) {
-                for (final user in data) {
-                  users.add(UserPayload.fromJson(user));
+            if (json.containsKey('total')) {
+              if (total == 0) total = json['total'];
+              if (json.containsKey('data')) {
+                final data = json['data'];
+                if (data is List) {
+                  for (final user in data) {
+                    final u = UserPayload.fromJson(user);
+                    if (!users.any((e) => e.name == u.name)) {
+                      users.add(u);
+                    }
+                  }
                 }
               }
             }
@@ -78,15 +98,43 @@ class GroupModel {
         }
       } while (current * pageSize < total);
     } catch (err) {
-      debugPrint('$err');
-      userLoadError.value = err.toString();
+      debugPrintStack(label: '$err');
+      groupLoadError.value = err.toString();
     } finally {
-      userLoading.value = false;
+      groupLoading.value = false;
       gFFI.peerTabModel.check_dynamic_tabs();
     }
   }
 
-  Future<void> pullUserPeers(String username) async {
+  Future<bool> _getGroup() async {
+    final url = await bind.mainGetApiServer();
+    final body = {
+      'id': await bind.mainGetMyId(),
+      'uuid': await bind.mainGetUuid()
+    };
+    try {
+      final response = await http.post(Uri.parse('$url/api/currentGroup'),
+          headers: getHttpHeaders(), body: json.encode(body));
+      final status = response.statusCode;
+      if (status == 401 || status == 400) {
+        return false;
+      }
+      final data = json.decode(response.body);
+      final error = data['error'];
+      if (error != null) {
+        throw error;
+      }
+      groupName.value = data['name'] ?? '';
+      groupId.value = data['id'] ?? '';
+      return groupId.value.isNotEmpty && groupName.isNotEmpty;
+    } catch (e) {
+      debugPrintStack(label: '$e');
+    } finally {}
+
+    return false;
+  }
+
+  Future<void> pullUserPeers(UserPayload user) async {
     peerPayloads.clear();
     peersShow.clear();
     peerLoading.value = true;
@@ -107,8 +155,7 @@ class GroupModel {
             queryParameters: {
               'current': current.toString(),
               'pageSize': pageSize.toString(),
-              'grp': gFFI.userModel.groupName.value,
-              'target_user': username
+              'target_user': user.id,
             });
         final resp = await http.get(uri, headers: getHttpHeaders());
         if (resp.body.isNotEmpty && resp.body.toLowerCase() != "null") {
@@ -116,14 +163,16 @@ class GroupModel {
           if (json.containsKey('error')) {
             throw json['error'];
           } else {
-            if (total == 0) total = json['total'];
-            if (json.containsKey('data')) {
-              final data = json['data'];
-              if (data is List) {
-                for (final p in data) {
-                  final peer = PeerPayload.fromJson(p);
-                  peerPayloads.add(peer);
-                  peersShow.add(PeerPayload.toPeer(peer));
+            if (json.containsKey('total')) {
+              if (total == 0) total = json['total'];
+              if (json.containsKey('data')) {
+                final data = json['data'];
+                if (data is List) {
+                  for (final p in data) {
+                    final peer = PeerPayload.fromJson(p);
+                    peerPayloads.add(peer);
+                    peersShow.add(PeerPayload.toPeer(peer));
+                  }
                 }
               }
             }
@@ -131,7 +180,7 @@ class GroupModel {
         }
       } while (current * pageSize < total);
     } catch (err) {
-      debugPrint('$err');
+      debugPrintStack(label: '$err');
       peerLoadError.value = err.toString();
     } finally {
       peerLoading.value = false;
diff --git a/flutter/lib/models/peer_tab_model.dart b/flutter/lib/models/peer_tab_model.dart
index 7c6211682..715da0c9c 100644
--- a/flutter/lib/models/peer_tab_model.dart
+++ b/flutter/lib/models/peer_tab_model.dart
@@ -88,8 +88,9 @@ class PeerTabModel with ChangeNotifier {
             groupTabIndex) {
       _currentTab = groupTabIndex;
     }
-    if (gFFI.userModel.isAdmin.isFalse && gFFI.userModel.groupName.isNotEmpty) {
-      tabNames[groupTabIndex] = gFFI.userModel.groupName.value;
+    if (gFFI.userModel.isAdmin.isFalse &&
+        gFFI.groupModel.groupName.isNotEmpty) {
+      tabNames[groupTabIndex] = gFFI.groupModel.groupName.value;
     } else {
       tabNames[groupTabIndex] = defaultGroupTabname;
     }
@@ -221,7 +222,7 @@ class PeerTabModel with ChangeNotifier {
   // return true if hide group card
   bool _filterGroupCard() {
     if (gFFI.groupModel.users.isEmpty ||
-        (gFFI.userModel.isAdmin.isFalse && gFFI.userModel.groupName.isEmpty)) {
+        (gFFI.userModel.isAdmin.isFalse && gFFI.groupModel.groupName.isEmpty)) {
       return true;
     } else {
       return false;
diff --git a/flutter/lib/models/user_model.dart b/flutter/lib/models/user_model.dart
index e9da856d4..e7159a4de 100644
--- a/flutter/lib/models/user_model.dart
+++ b/flutter/lib/models/user_model.dart
@@ -1,6 +1,7 @@
 import 'dart:async';
 import 'dart:convert';
 
+import 'package:flutter/material.dart';
 import 'package:flutter_hbb/common/hbbs/hbbs.dart';
 import 'package:flutter_hbb/common/widgets/peer_tab_page.dart';
 import 'package:get/get.dart';
@@ -12,7 +13,6 @@ import 'platform_model.dart';
 
 class UserModel {
   final RxString userName = ''.obs;
-  final RxString groupName = ''.obs;
   final RxBool isAdmin = false.obs;
   WeakReference<FFI> parent;
 
@@ -61,13 +61,11 @@ class UserModel {
     await gFFI.abModel.reset();
     await gFFI.groupModel.reset();
     userName.value = '';
-    groupName.value = '';
     gFFI.peerTabModel.check_dynamic_tabs();
   }
 
   Future<void> _parseAndUpdateUser(UserPayload user) async {
     userName.value = user.name;
-    groupName.value = user.grp;
     isAdmin.value = user.isAdmin;
   }
 
@@ -133,9 +131,9 @@ class UserModel {
   }
 
   static Future<List<dynamic>> queryLoginOptions() async {
-    final url = await bind.mainGetApiServer();
-    final resp = await http.get(Uri.parse('$url/api/login-options'));
     try {
+      final url = await bind.mainGetApiServer();
+      final resp = await http.get(Uri.parse('$url/api/login-options'));
       return jsonDecode(resp.body);
     } catch (e) {
       print("queryLoginOptions: jsonDecode resp body failed: ${e.toString()}");