diff --git a/lib/core/route.dart b/lib/core/route.dart
index f1cb5715..a9db118e 100644
--- a/lib/core/route.dart
+++ b/lib/core/route.dart
@@ -18,7 +18,6 @@ import '../view/page/convert.dart';
 import '../view/page/debug.dart';
 import '../view/page/editor.dart';
 import '../view/page/full_screen.dart';
-import '../view/page/pkg.dart';
 import '../view/page/process.dart';
 import '../view/page/server/edit.dart';
 import '../view/page/server/tab.dart';
@@ -188,10 +187,6 @@ class AppRoute {
     return AppRoute(PingPage(key: key), 'ping');
   }
 
-  static AppRoute pkg({Key? key, required ServerPrivateInfo spi}) {
-    return AppRoute(PkgPage(key: key, spi: spi), 'pkg');
-  }
-
   static AppRoute process({Key? key, required ServerPrivateInfo spi}) {
     return AppRoute(ProcessPage(key: key, spi: spi), 'process');
   }
diff --git a/lib/data/model/pkg/manager.dart b/lib/data/model/pkg/manager.dart
index 09c9d0d7..fb31edc4 100644
--- a/lib/data/model/pkg/manager.dart
+++ b/lib/data/model/pkg/manager.dart
@@ -92,28 +92,28 @@ enum PkgManager {
     list.removeWhere((element) => element.isEmpty);
     return list;
   }
-}
 
-PkgManager? fromDist(Dist? dist) {
-  switch (dist) {
-    case Dist.centos:
-    case Dist.rocky:
-    case Dist.fedora:
-      return PkgManager.yum;
-    case Dist.debian:
-    case Dist.ubuntu:
-    case Dist.kali:
-    case Dist.armbian:
-      return PkgManager.apt;
-    case Dist.opensuse:
-      return PkgManager.zypper;
-    case Dist.wrt:
-      return PkgManager.opkg;
-    case Dist.arch:
-      return PkgManager.pacman;
-    case Dist.alpine:
-      return PkgManager.apk;
-    default:
-      return null;
+  static PkgManager? fromDist(Dist? dist) {
+    switch (dist) {
+      case Dist.centos:
+      case Dist.rocky:
+      case Dist.fedora:
+        return PkgManager.yum;
+      case Dist.debian:
+      case Dist.ubuntu:
+      case Dist.kali:
+      case Dist.armbian:
+        return PkgManager.apt;
+      case Dist.opensuse:
+        return PkgManager.zypper;
+      case Dist.wrt:
+        return PkgManager.opkg;
+      case Dist.arch:
+        return PkgManager.pacman;
+      case Dist.alpine:
+        return PkgManager.apk;
+      default:
+        return null;
+    }
   }
 }
diff --git a/lib/data/model/server/dist.dart b/lib/data/model/server/dist.dart
index 06fd0357..89d72d0a 100644
--- a/lib/data/model/server/dist.dart
+++ b/lib/data/model/server/dist.dart
@@ -20,6 +20,17 @@ extension StringX on String {
         return dist;
       }
     }
+    for (final wrt in _wrts) {
+      if (lower.contains(wrt)) {
+        return Dist.wrt;
+      }
+    }
     return null;
   }
 }
+
+// Special rules
+
+const _wrts = [
+  'istoreos',
+];
diff --git a/lib/data/provider/pkg.dart b/lib/data/provider/pkg.dart
deleted file mode 100644
index 3e6382e7..00000000
--- a/lib/data/provider/pkg.dart
+++ /dev/null
@@ -1,121 +0,0 @@
-import 'dart:async';
-
-import 'package:dartssh2/dartssh2.dart';
-import 'package:flutter/material.dart';
-import 'package:logging/logging.dart';
-import 'package:toolbox/core/extension/ssh_client.dart';
-import 'package:toolbox/core/extension/uint8list.dart';
-import 'package:toolbox/data/model/pkg/manager.dart';
-import 'package:toolbox/data/model/pkg/upgrade_info.dart';
-import 'package:toolbox/data/model/server/dist.dart';
-
-class PkgProvider extends ChangeNotifier {
-  final logger = Logger('PKG');
-
-  SSHClient? client;
-  Dist? dist;
-  PkgManager? type;
-  Function()? onUpgrade;
-  Function()? onUpdate;
-  BuildContext? context;
-
-  String? whoami;
-  List<UpgradePkgInfo>? upgradeable;
-  String? error;
-  String? upgradeLog;
-  String? updateLog;
-  String lastLog = '';
-
-  Future<void> init(
-    SSHClient client,
-    Dist? dist,
-    Function() onUpgrade,
-    Function() onUpdate,
-    String user,
-    BuildContext context,
-  ) async {
-    this.client = client;
-    this.dist = dist;
-    this.onUpgrade = onUpgrade;
-    whoami = user;
-
-    type = fromDist(dist);
-    if (type == null) {
-      error = 'Unsupported dist: $dist';
-    }
-  }
-
-  bool get isSU => whoami == 'root';
-
-  void clear() {
-    client = dist = updateLog = upgradeLog =
-        upgradeable = error = whoami = onUpdate = onUpgrade = context = null;
-  }
-
-  Future<void> refresh() async {
-    final result = await _update();
-    try {
-      _parse(result);
-    } catch (e) {
-      error = '[Server Raw]:\n$result\n[App Error]:\n$e';
-      rethrow;
-    } finally {
-      notifyListeners();
-    }
-  }
-
-  void _parse(String? raw) {
-    if (raw == null) return;
-    final list = type?.updateListRemoveUnused(raw.split('\n'));
-    upgradeable = list?.map((e) => UpgradePkgInfo(e, type)).toList();
-  }
-
-  Future<String?> _update() async {
-    final updateCmd = type?.update;
-    if (updateCmd != null) {
-      await client!.execWithPwd(
-        _wrap(updateCmd),
-        context: context,
-        onStdout: (data, sink) {
-          updateLog = (updateLog ?? '') + data;
-          if (onUpdate != null) onUpdate!();
-          notifyListeners();
-        },
-      );
-    }
-    final listCmd = type?.listUpdate;
-    if (listCmd == null) {
-      error = 'Unsupported dist: $dist';
-      return null;
-    }
-    return await client?.run(_wrap(listCmd)).string;
-  }
-
-  Future<void> upgrade() async {
-    final upgradeCmd =
-        type?.upgrade(upgradeable?.map((e) => e.package).join(" ") ?? '');
-
-    if (upgradeCmd == null) {
-      error = 'Unsupported dist: $dist';
-      return;
-    }
-
-    await client!.execWithPwd(
-      _wrap(upgradeCmd),
-      context: context,
-      onStdout: (log, sink) {
-        if (lastLog == log.trim()) return;
-        upgradeLog = (upgradeLog ?? '') + log;
-        lastLog = log.trim();
-        notifyListeners();
-        if (onUpgrade != null) onUpgrade!();
-      },
-    );
-
-    upgradeLog = null;
-    refresh();
-  }
-
-  String _wrap(String cmd) =>
-      'export LANG=en_US.utf-8 && ${isSU ? "" : "sudo -S "}$cmd';
-}
diff --git a/lib/locator.dart b/lib/locator.dart
index ffaeaa1d..282f70cc 100644
--- a/lib/locator.dart
+++ b/lib/locator.dart
@@ -3,7 +3,6 @@ import 'package:get_it/get_it.dart';
 import 'data/provider/app.dart';
 import 'data/provider/debug.dart';
 import 'data/provider/docker.dart';
-import 'data/provider/pkg.dart';
 import 'data/provider/private_key.dart';
 import 'data/provider/server.dart';
 import 'data/provider/sftp.dart';
@@ -25,7 +24,6 @@ void _setupLocatorForServices() {
 
 void _setupLocatorForProviders() {
   locator.registerSingleton(AppProvider());
-  locator.registerSingleton(PkgProvider());
   locator.registerSingleton(DebugProvider());
   locator.registerSingleton(DockerProvider());
   locator.registerSingleton(ServerProvider());
diff --git a/lib/main.dart b/lib/main.dart
index ce63b3ea..b33e626c 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -21,7 +21,6 @@ import 'data/model/ssh/virtual_key.dart';
 import 'data/provider/app.dart';
 import 'data/provider/debug.dart';
 import 'data/provider/docker.dart';
-import 'data/provider/pkg.dart';
 import 'data/provider/private_key.dart';
 import 'data/provider/server.dart';
 import 'data/provider/sftp.dart';
@@ -40,7 +39,6 @@ Future<void> main() async {
       MultiProvider(
         providers: [
           ChangeNotifierProvider(create: (_) => locator<AppProvider>()),
-          ChangeNotifierProvider(create: (_) => locator<PkgProvider>()),
           ChangeNotifierProvider(create: (_) => locator<DebugProvider>()),
           ChangeNotifierProvider(create: (_) => locator<DockerProvider>()),
           ChangeNotifierProvider(create: (_) => locator<ServerProvider>()),
diff --git a/lib/view/page/pkg.dart b/lib/view/page/pkg.dart
deleted file mode 100644
index 5fe4a17e..00000000
--- a/lib/view/page/pkg.dart
+++ /dev/null
@@ -1,190 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:flutter_gen/gen_l10n/l10n.dart';
-import 'package:provider/provider.dart';
-
-import '../../data/model/pkg/upgrade_info.dart';
-import '../../data/model/server/dist.dart';
-import '../../data/model/server/server_private_info.dart';
-import '../../data/provider/pkg.dart';
-import '../../data/provider/server.dart';
-import '../../data/res/ui.dart';
-import '../../locator.dart';
-import '../widget/custom_appbar.dart';
-import '../widget/round_rect_card.dart';
-import '../widget/two_line_text.dart';
-
-class PkgPage extends StatefulWidget {
-  const PkgPage({Key? key, required this.spi}) : super(key: key);
-
-  final ServerPrivateInfo spi;
-
-  @override
-  _PkgManagePageState createState() => _PkgManagePageState();
-}
-
-class _PkgManagePageState extends State<PkgPage>
-    with SingleTickerProviderStateMixin {
-  late MediaQueryData _media;
-  final _scrollController = ScrollController();
-  final _scrollControllerUpdate = ScrollController();
-  final _textController = TextEditingController();
-  final _pkgProvider = locator<PkgProvider>();
-  late S _s;
-
-  @override
-  void didChangeDependencies() {
-    super.didChangeDependencies();
-    _media = MediaQuery.of(context);
-    _s = S.of(context)!;
-  }
-
-  @override
-  void dispose() {
-    super.dispose();
-    _pkgProvider.clear();
-    _textController.dispose();
-    _scrollController.dispose();
-    _scrollControllerUpdate.dispose();
-  }
-
-  @override
-  void initState() {
-    super.initState();
-    final si = locator<ServerProvider>().servers[widget.spi.id];
-
-    if (si == null) return;
-    _pkgProvider.init(
-      si.client!,
-      si.status.sysVer.dist,
-      () =>
-          _scrollController.jumpTo(_scrollController.position.maxScrollExtent),
-      () => _scrollControllerUpdate
-          .jumpTo(_scrollController.position.maxScrollExtent),
-      widget.spi.user,
-      context,
-    );
-    _pkgProvider.refresh();
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return Consumer<PkgProvider>(builder: (_, pkg, __) {
-      return Scaffold(
-        appBar: CustomAppBar(
-          centerTitle: true,
-          title: TwoLineText(up: _s.pkg, down: widget.spi.name),
-        ),
-        body: _buildBody(pkg),
-        floatingActionButton: _buildFAB(pkg),
-      );
-    });
-  }
-
-  Widget? _buildFAB(PkgProvider pkg) {
-    if (pkg.upgradeable?.isEmpty ?? true) {
-      return null;
-    }
-    return FloatingActionButton(
-      onPressed: () {
-        pkg.upgrade();
-      },
-      child: const Icon(Icons.upgrade),
-    );
-  }
-
-  Widget _buildBody(PkgProvider pkg) {
-    if (pkg.error != null) {
-      return Column(
-        mainAxisAlignment: MainAxisAlignment.center,
-        children: [
-          const Icon(
-            Icons.error,
-            color: Colors.redAccent,
-            size: 37,
-          ),
-          const SizedBox(
-            height: 37,
-          ),
-          ConstrainedBox(
-            constraints: BoxConstraints(
-                maxHeight: _media.size.height * 0.3,
-                minWidth: _media.size.width),
-            child: Padding(
-              padding: const EdgeInsets.all(17),
-              child: RoundRectCard(
-                SingleChildScrollView(
-                  padding: const EdgeInsets.all(17),
-                  child: Text(
-                    pkg.error!,
-                  ),
-                ),
-              ),
-            ),
-          ),
-        ],
-      );
-    }
-    if (pkg.upgradeable == null) {
-      if (pkg.updateLog == null) {
-        return centerLoading;
-      }
-      return SizedBox(
-        height: _media.size.height - _media.padding.top - _media.padding.bottom,
-        child: ConstrainedBox(
-          constraints: const BoxConstraints.expand(),
-          child: SingleChildScrollView(
-            padding: const EdgeInsets.all(18),
-            controller: _scrollControllerUpdate,
-            child: Text(pkg.updateLog!),
-          ),
-        ),
-      );
-    }
-
-    return ListView(
-      padding: const EdgeInsets.all(13),
-      children: _buildUpdatePanel(pkg).map((e) => RoundRectCard(e)).toList(),
-    );
-  }
-
-  List<Widget> _buildUpdatePanel(PkgProvider apt) {
-    final children = <Widget>[];
-    if (apt.upgradeable!.isEmpty) {
-      children.add(ListTile(
-        title: Text(
-          _s.noUpdateAvailable,
-          textAlign: TextAlign.center,
-        ),
-        subtitle: const Text('>_<', textAlign: TextAlign.center),
-      ));
-      return children;
-    }
-
-    if (apt.upgradeLog == null) {
-      children.addAll(
-        apt.upgradeable?.map((e) => _buildUpdateItem(e, apt)).toList() ?? [],
-      );
-    } else {
-      children.add(SingleChildScrollView(
-        padding: const EdgeInsets.all(18),
-        controller: _scrollController,
-        child: Text(apt.upgradeLog ?? ''),
-      ));
-    }
-
-    return children;
-  }
-
-  Widget _buildUpdateItem(UpgradePkgInfo info, PkgProvider apt) {
-    final t = () {
-      if (info.nowVersion.isNotEmpty && info.newVersion.isNotEmpty) {
-        return '${info.nowVersion} -> ${info.newVersion}';
-      }
-      return info.newVersion;
-    }();
-    return ListTile(
-      title: Text(info.package),
-      subtitle: Text(t, style: grey),
-    );
-  }
-}
diff --git a/lib/view/widget/server_func_btns.dart b/lib/view/widget/server_func_btns.dart
index e8ec0439..3b1663d1 100644
--- a/lib/view/widget/server_func_btns.dart
+++ b/lib/view/widget/server_func_btns.dart
@@ -2,6 +2,11 @@ import 'dart:io';
 
 import 'package:flutter/material.dart';
 import 'package:flutter_gen/gen_l10n/l10n.dart';
+import 'package:toolbox/core/extension/context.dart';
+import 'package:toolbox/core/extension/ssh_client.dart';
+import 'package:toolbox/core/extension/uint8list.dart';
+import 'package:toolbox/data/model/pkg/manager.dart';
+import 'package:toolbox/data/model/server/dist.dart';
 
 import '../../core/route.dart';
 import '../../core/utils/misc.dart';
@@ -9,6 +14,7 @@ import '../../core/utils/platform.dart';
 import '../../core/utils/server.dart';
 import '../../core/utils/ui.dart';
 import '../../data/model/app/menu.dart';
+import '../../data/model/pkg/upgrade_info.dart';
 import '../../data/model/server/server_private_info.dart';
 import '../../data/model/server/snippet.dart';
 import '../../data/provider/server.dart';
@@ -86,10 +92,7 @@ void _onTapMoreBtns(
 ) async {
   switch (value) {
     case ServerTabMenuType.pkg:
-      AppRoute.pkg(spi: spi).checkGo(
-        context: context,
-        check: () => _checkClient(context, spi.id, s.waitConnection),
-      );
+      _onPkg(context, s, spi);
       break;
     case ServerTabMenuType.sftp:
       AppRoute.sftp(spi: spi).checkGo(
@@ -200,3 +203,70 @@ bool _checkClient(BuildContext context, String id, String msg) {
   }
   return true;
 }
+
+Future<void> _onPkg(BuildContext context, S s, ServerPrivateInfo spi) async {
+  final server = locator<ServerProvider>().servers[spi.id];
+  if (server == null) {
+    showSnackBar(context, Text(s.noClient));
+    return;
+  }
+  final sys = server.status.sysVer;
+  final pkg = PkgManager.fromDist(sys.dist);
+
+  // Update pkg list
+  showLoadingDialog(context);
+  final updateCmd = pkg?.update;
+  if (updateCmd != null) {
+    await server.client!.execWithPwd(
+      updateCmd,
+      context: context,
+    );
+  }
+  context.pop();
+
+  final listCmd = pkg?.listUpdate;
+  if (listCmd == null) {
+    showSnackBar(context, Text('Unsupported dist: $sys'));
+    return;
+  }
+
+  // Get upgrade list
+  showLoadingDialog(context);
+  final result = await server.client?.run(listCmd).string;
+  context.pop();
+  if (result == null) {
+    showSnackBar(context, Text(s.noResult));
+    return;
+  }
+  final list = pkg?.updateListRemoveUnused(result.split('\n'));
+  final upgradeable = list?.map((e) => UpgradePkgInfo(e, pkg)).toList();
+  if (upgradeable == null || upgradeable.isEmpty) {
+    showSnackBar(context, Text(s.noUpdateAvailable));
+    return;
+  }
+  final args = upgradeable.map((e) => e.package).join(' ');
+  final isSU = server.spi.user == 'root';
+  final upgradeCmd = isSU ? pkg?.upgrade(args) : 'sudo ${pkg?.upgrade(args)}';
+
+  // Confirm upgrade
+  final gotoUpgrade = await showRoundDialog<bool>(
+    context: context,
+    title: Text(s.attention),
+    child: SingleChildScrollView(
+      child: Text('${s.foundNUpdate(upgradeable.length)}\n\n$upgradeCmd'),
+    ),
+    actions: [
+      TextButton(
+        onPressed: () => context.pop(true),
+        child: Text(s.update),
+      ),
+    ],
+  );
+
+  if (gotoUpgrade != true) return;
+
+  AppRoute.ssh(spi: spi, initCmd: upgradeCmd).checkGo(
+    context: context,
+    check: () => _checkClient(context, spi.id, s.waitConnection),
+  );
+}