diff --git a/lib/core/persistant_store.dart b/lib/core/persistant_store.dart
index 5a9c3e4b..e9f7bb4b 100644
--- a/lib/core/persistant_store.dart
+++ b/lib/core/persistant_store.dart
@@ -39,6 +39,9 @@ class PersistentStore<E> {
         files.map((e) => e.path.replaceFirst('$docPath/', '')).toList();
     return paths;
   }
+
+  /// Convert db to json
+  Map<String, dynamic> toJson() => {for (var e in box.keys) e: box.get(e)};
 }
 
 abstract class StorePropertyBase<T> {
diff --git a/lib/data/model/app/backup.dart b/lib/data/model/app/backup.dart
index 4ae89a6e..34d19172 100644
--- a/lib/data/model/app/backup.dart
+++ b/lib/data/model/app/backup.dart
@@ -60,11 +60,11 @@ class Backup {
         spis = Stores.server.fetch(),
         snippets = Stores.snippet.fetch(),
         keys = Stores.key.fetch(),
-        dockerHosts = Stores.docker.fetchAll(),
+        dockerHosts = Stores.docker.toJson(),
         settings = Stores.setting.toJson();
 
   static Future<String> backup() async {
-    final result = _diyEncrtpt(json.encode(Backup.loadFromStore()));
+    final result = _diyEncrypt(json.encode(Backup.loadFromStore()));
     final path = await Paths.bak;
     await File(path).writeAsString(result);
     return path;
@@ -95,7 +95,7 @@ class Backup {
       : this.fromJson(json.decode(_diyDecrypt(raw)));
 }
 
-String _diyEncrtpt(String raw) => json.encode(
+String _diyEncrypt(String raw) => json.encode(
       raw.codeUnits.map((e) => e * 2 + 1).toList(growable: false),
     );
 
diff --git a/lib/data/model/pkg/manager.dart b/lib/data/model/pkg/manager.dart
index fb31edc4..5f4389e9 100644
--- a/lib/data/model/pkg/manager.dart
+++ b/lib/data/model/pkg/manager.dart
@@ -68,7 +68,9 @@ enum PkgManager {
         list.removeWhere((element) => element.isEmpty);
         final endLine = list.lastIndexWhere(
             (element) => element.contains('Obsoleting Packages'));
-        list = list.sublist(0, endLine);
+        if (endLine != -1 && list.isNotEmpty) {
+          list = list.sublist(0, endLine);
+        }
         break;
       case PkgManager.apt:
         // avoid other outputs
diff --git a/lib/data/res/logger.dart b/lib/data/res/logger.dart
index 5cb20694..37f8a345 100644
--- a/lib/data/res/logger.dart
+++ b/lib/data/res/logger.dart
@@ -3,6 +3,7 @@ import 'package:logging/logging.dart';
 class Loggers {
   const Loggers._();
 
+  static final root = Logger('Root');
   static final app = Logger('App');
   static final parse = Logger('Parse');
 }
diff --git a/lib/data/res/store.dart b/lib/data/res/store.dart
index 552e583e..2ad31488 100644
--- a/lib/data/res/store.dart
+++ b/lib/data/res/store.dart
@@ -1,6 +1,5 @@
 import 'package:toolbox/core/persistant_store.dart';
 import 'package:toolbox/data/store/docker.dart';
-import 'package:toolbox/data/store/first.dart';
 import 'package:toolbox/data/store/history.dart';
 import 'package:toolbox/data/store/private_key.dart';
 import 'package:toolbox/data/store/server.dart';
@@ -17,7 +16,6 @@ class Stores {
   static final history = locator<HistoryStore>();
   static final key = locator<PrivateKeyStore>();
   static final snippet = locator<SnippetStore>();
-  static final first = locator<FirstStore>();
 
   static final List<PersistentStore> all = [
     setting,
@@ -26,6 +24,5 @@ class Stores {
     history,
     key,
     snippet,
-    first,
   ];
 }
diff --git a/lib/data/store/docker.dart b/lib/data/store/docker.dart
index 80cb4c6f..6773c659 100644
--- a/lib/data/store/docker.dart
+++ b/lib/data/store/docker.dart
@@ -10,8 +10,4 @@ class DockerStore extends PersistentStore<String> {
   void put(String id, String host) {
     box.put(id, host);
   }
-
-  Map<String, String> fetchAll() {
-    return box.toMap().cast<String, String>();
-  }
 }
diff --git a/lib/data/store/first.dart b/lib/data/store/first.dart
deleted file mode 100644
index 46c7541c..00000000
--- a/lib/data/store/first.dart
+++ /dev/null
@@ -1,9 +0,0 @@
-import 'package:toolbox/core/persistant_store.dart';
-
-/// It stores whether is the first time of some.
-class FirstStore extends PersistentStore<bool> {
-  FirstStore() : super('first');
-
-  /// Show tip of suspend
-  late final showSuspendTip = StoreProperty(box, 'showSuspendTip', true);
-}
diff --git a/lib/data/store/history.dart b/lib/data/store/history.dart
index 96c259ae..26e401a8 100644
--- a/lib/data/store/history.dart
+++ b/lib/data/store/history.dart
@@ -1,12 +1,9 @@
 import 'package:hive_flutter/hive_flutter.dart';
 import 'package:toolbox/core/persistant_store.dart';
 
-typedef _HistoryList = List<String>;
-typedef _HistoryMap = Map<String, String>;
-
 /// index from 0 -> n : latest -> oldest
 class _ListHistory {
-  final _HistoryList _history;
+  final List _history;
   final String _name;
   final Box _box;
 
@@ -15,7 +12,7 @@ class _ListHistory {
     required String name,
   })  : _box = box,
         _name = name,
-        _history = box.get(name, defaultValue: <String>[])!;
+        _history = box.get(name, defaultValue: [])!;
 
   void add(String path) {
     _history.remove(path);
@@ -23,11 +20,11 @@ class _ListHistory {
     _box.put(_name, _history);
   }
 
-  _HistoryList get all => _history;
+  List get all => _history;
 }
 
 class _MapHistory {
-  final _HistoryMap _history;
+  final Map _history;
   final String _name;
   final Box _box;
 
@@ -36,7 +33,7 @@ class _MapHistory {
     required String name,
   })  : _box = box,
         _name = name,
-        _history = box.get(name, defaultValue: <String, String>{})!;
+        _history = box.get(name, defaultValue: <dynamic, dynamic>{})!;
 
   void put(String id, String val) {
     _history[id] = val;
diff --git a/lib/data/store/setting.dart b/lib/data/store/setting.dart
index a146506a..2725e5cb 100644
--- a/lib/data/store/setting.dart
+++ b/lib/data/store/setting.dart
@@ -8,9 +8,6 @@ import '../res/default.dart';
 class SettingStore extends PersistentStore {
   SettingStore() : super('setting');
 
-  /// Convert all settings into json
-  Map<String, dynamic> toJson() => {for (var e in box.keys) e: box.get(e)};
-
   // ------BEGIN------
   //
   // These settings are not displayed in the settings page
@@ -220,6 +217,9 @@ class SettingStore extends PersistentStore {
   /// Open SFTP with last viewed path
   late final sftpOpenLastPath = StoreProperty(box, 'sftpOpenLastPath', true);
 
+  /// Show tip of suspend
+  late final showSuspendTip = StoreProperty(box, 'showSuspendTip', true);
+
   // Never show these settings for users
   //
   // ------BEGIN------
diff --git a/lib/locator.dart b/lib/locator.dart
index 6640816f..652a3397 100644
--- a/lib/locator.dart
+++ b/lib/locator.dart
@@ -1,5 +1,4 @@
 import 'package:get_it/get_it.dart';
-import 'package:toolbox/data/store/first.dart';
 
 import 'data/provider/app.dart';
 import 'data/provider/debug.dart';
@@ -58,10 +57,6 @@ Future<void> _setupLocatorForStores() async {
   final history = HistoryStore();
   await history.init();
   locator.registerSingleton(history);
-
-  final first = FirstStore();
-  await first.init();
-  locator.registerSingleton(first);
 }
 
 Future<void> setupLocator() async {
diff --git a/lib/main.dart b/lib/main.dart
index 2b0c3c6c..27c9acff 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -8,6 +8,7 @@ import 'package:provider/provider.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 import 'package:toolbox/core/channel/bg_run.dart';
 import 'package:toolbox/core/utils/platform/base.dart';
+import 'package:toolbox/data/res/logger.dart';
 import 'package:toolbox/data/res/provider.dart';
 import 'package:toolbox/data/res/store.dart';
 
@@ -59,7 +60,10 @@ void _runInZone(void Function() body) {
 
   runZonedGuarded(
     body,
-    (obj, trace) => Analysis.recordException(trace),
+    (obj, trace) {
+      Analysis.recordException(trace);
+      Loggers.root.warning(obj, trace);
+    },
     zoneSpecification: zoneSpec,
   );
 }
@@ -94,7 +98,7 @@ void _setupProviders() {
 
 Future<void> _initHive() async {
   await Hive.initFlutter();
-  // 以 typeId 为顺序
+  // Ordered by typeId
   Hive.registerAdapter(PrivateKeyInfoAdapter()); // 1
   Hive.registerAdapter(SnippetAdapter()); // 2
   Hive.registerAdapter(ServerPrivateInfoAdapter()); // 3
diff --git a/lib/view/page/backup.dart b/lib/view/page/backup.dart
index 5dcc6943..ec1c9a0b 100644
--- a/lib/view/page/backup.dart
+++ b/lib/view/page/backup.dart
@@ -44,13 +44,13 @@ class BackupPage extends StatelessWidget {
     return ListView(
       padding: const EdgeInsets.all(17),
       children: [
-        if (isMacOS || isIOS) _buildIcloudSync(context),
-        _buildManual(context),
+        if (isMacOS || isIOS) _buildIcloud(context),
+        _buildFile(context),
       ],
     );
   }
 
-  Widget _buildManual(BuildContext context) {
+  Widget _buildFile(BuildContext context) {
     return CardX(
       ExpandTile(
         title: Text(l10n.files),
@@ -75,7 +75,7 @@ class BackupPage extends StatelessWidget {
     );
   }
 
-  Widget _buildIcloudSync(BuildContext context) {
+  Widget _buildIcloud(BuildContext context) {
     return CardX(
       ExpandTile(
         title: const Text('iCloud'),
@@ -109,8 +109,8 @@ class BackupPage extends StatelessWidget {
                 if (icloudLoading.value) {
                   return UIs.centerSizedLoadingSmall;
                 }
-                return SizedBox(
-                  width: 120,
+                return ConstrainedBox(
+                  constraints: const BoxConstraints(maxWidth: 137),
                   child: Row(
                     children: [
                       TextButton(
@@ -153,7 +153,6 @@ class BackupPage extends StatelessWidget {
     /// Issue #188
     if (isWindows) {
       await Shares.text(await File(path).readAsString());
-
     } else {
       await Shares.files([path]);
     }
@@ -195,10 +194,10 @@ class BackupPage extends StatelessWidget {
           ),
           TextButton(
             onPressed: () async {
-              backup.restore();
+              await backup.restore();
+              Pros.reload();
               context.pop();
               RebuildNodes.app.rebuild();
-              Pros.reload();
             },
             child: Text(l10n.ok),
           ),
diff --git a/lib/view/page/server/tab.dart b/lib/view/page/server/tab.dart
index bdded850..edc3af45 100644
--- a/lib/view/page/server/tab.dart
+++ b/lib/view/page/server/tab.dart
@@ -247,12 +247,12 @@ class _ServerPageState extends State<ServerPage>
           IconButton(
             onPressed: () => _askFor(
               func: () async {
-                if (Stores.first.showSuspendTip.fetch()) {
+                if (Stores.setting.showSuspendTip.fetch()) {
                   await context.showRoundDialog(
                     title: Text(l10n.attention),
                     child: Text(l10n.suspendTip),
                   );
-                  Stores.first.showSuspendTip.put(false);
+                  Stores.setting.showSuspendTip.put(false);
                 }
                 srv.client?.execWithPwd(
                   ShellFunc.suspend.exec,
diff --git a/lib/view/page/storage/sftp.dart b/lib/view/page/storage/sftp.dart
index 9786150d..fcb924a6 100644
--- a/lib/view/page/storage/sftp.dart
+++ b/lib/view/page/storage/sftp.dart
@@ -208,8 +208,10 @@ class _SftpPageState extends State<SftpPage> with AfterLayoutMixin {
               if (!Stores.setting.recordHistory.fetch()) {
                 return [];
               }
-              return Stores.history.sftpGoPath.all.where(
-                (element) => element.contains(val.text),
+              return List<String>.from(
+                Stores.history.sftpGoPath.all.where(
+                  (element) => element.contains(val.text),
+                ),
               );
             },
             fieldViewBuilder: (_, controller, node, __) {