diff --git a/lib/main.dart b/lib/main.dart
index bf232a1..cdea469 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -3,7 +3,6 @@ import 'package:alist_flutter/pages/app_update_dialog.dart';
 import 'package:alist_flutter/pages/settings/settings.dart';
 import 'package:alist_flutter/pages/web/web.dart';
 import 'package:alist_flutter/router.dart';
-import 'package:alist_flutter/utils/UpdateChecker.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_inappwebview/flutter_inappwebview.dart';
@@ -81,26 +80,10 @@ class _MyHomePageState extends State<MyHomePage> {
   @override
   void initState() {
     super.initState();
+
     WidgetsBinding.instance.addPostFrameCallback((_) async {
-      final checker = UpdateChecker(owner: "jing332", repo: "AListFlutter");
-      await checker.downloadData();
-      final hasNewVersion = await checker.hasNewVersion();
-      if (hasNewVersion) {
-        showDialog(
-            context: context,
-            barrierDismissible: false,
-            barrierColor: Colors.black.withOpacity(0.5),
-            builder: (context) {
-              return AppUpdateDialog(
-                content: checker.getUpdateContent(),
-                apkUrl: checker.getApkDownloadUrl(),
-                htmlUrl: checker.getHtmlUrl(),
-                version: checker.getTag(),
-              );
-            });
-      }
+      AppUpdateDialog.checkUpdateAndShowDialog(context, null);
     });
-
   }
 
   @override
diff --git a/lib/pages/alist/alist.dart b/lib/pages/alist/alist.dart
index 147a6cb..69aaabc 100644
--- a/lib/pages/alist/alist.dart
+++ b/lib/pages/alist/alist.dart
@@ -1,9 +1,12 @@
 import 'package:alist_flutter/generated_api.dart';
 import 'package:alist_flutter/pages/alist/pwd_edit_dialog.dart';
+import 'package:alist_flutter/pages/app_update_dialog.dart';
 import 'package:alist_flutter/widgets/switch_floating_action_button.dart';
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 
+import '../../utils/UpdateChecker.dart';
+import '../../utils/intent_utils.dart';
 import 'log_list_view.dart';
 
 class AListScreen extends StatelessWidget {
@@ -19,12 +22,14 @@ class AListScreen extends StatelessWidget {
             title: Obx(() => Text("AList - ${ui.alistVersion.value}")),
             actions: [
               IconButton(
+                tooltip: "桌面快捷方式",
                 onPressed: () {
                   Android().addShortcut();
                 },
                 icon: const Icon(Icons.add_home),
               ),
               IconButton(
+                tooltip: "修改 admin 密码",
                 onPressed: () {
                   showDialog(
                       context: context,
@@ -38,15 +43,51 @@ class AListScreen extends StatelessWidget {
                 icon: const Icon(Icons.password),
               ),
               PopupMenuButton(
+                tooltip: "更多选项",
                 itemBuilder: (context) {
                   return [
-                    const PopupMenuItem(
+                    PopupMenuItem(
                       value: 1,
-                      child: Text("检查更新"),
+                      onTap: () async {
+                        AppUpdateDialog.checkUpdateAndShowDialog(context, (b) {
+                          if (!b) {
+                            Get.showSnackbar(GetSnackBar(
+                                message: "已经是最新版本",
+                                duration: const Duration(seconds: 2)));
+                          }
+                        });
+                      },
+                      child: const Text("检查更新"),
                     ),
-                    const PopupMenuItem(
+                    PopupMenuItem(
                       value: 2,
-                      child: Text("关于"),
+                      onTap: () {
+                        Android().getVersionName().then((verName) {
+                          showAboutDialog(
+                              context: context,
+                              applicationVersion: verName,
+                              applicationName: "AList",
+                              children: [
+                                TextButton(
+                                    onPressed: () {
+                                      IntentUtils.getUrlIntent(
+                                              "https://github.com/jing332/AListFlutter")
+                                          .launchChooser("AListFlutter");
+                                    },
+                                    child: const Text("AListFlutter")),
+                                TextButton(
+                                    onPressed: () {
+                                      Android().getAListVersion().then((ver) {
+                                        IntentUtils.getUrlIntent(
+                                                "https://github.com/alist-org/alist/releases/tag/$ver")
+                                            .launchChooser("AList");
+                                      });
+                                    },
+                                    child: const Text("AList")),
+                              ]);
+                        });
+                      },
+                      child: const Text("关于"),
                     ),
                   ];
                 },
diff --git a/lib/pages/alist/log_list_view.dart b/lib/pages/alist/log_list_view.dart
index ca84699..01e9ae9 100644
--- a/lib/pages/alist/log_list_view.dart
+++ b/lib/pages/alist/log_list_view.dart
@@ -29,8 +29,8 @@ class _LogListViewState extends State<LogListView> {
         final log = widget.logs[index];
         return ListTile(
           dense: true,
-          title: Text(log.content),
-          subtitle: Text(log.time),
+          title: SelectableText(log.content),
+          subtitle: SelectableText(log.time),
           leading: LogLevelView(level: log.level),
         );
       },
diff --git a/lib/pages/app_update_dialog.dart b/lib/pages/app_update_dialog.dart
index 447096b..e2fe41e 100644
--- a/lib/pages/app_update_dialog.dart
+++ b/lib/pages/app_update_dialog.dart
@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 
+import '../utils/UpdateChecker.dart';
 import '../utils/intent_utils.dart';
 
 class AppUpdateDialog extends StatelessWidget {
@@ -15,6 +16,29 @@ class AppUpdateDialog extends StatelessWidget {
       required this.version,
       required this.htmlUrl});
 
+  static checkUpdateAndShowDialog(
+      BuildContext context, ValueChanged<bool> ? checkFinished ) async {
+    final checker = UpdateChecker(owner: "jing332", repo: "AListFlutter");
+    await checker.downloadData();
+    checker.hasNewVersion().then((value) {
+      checkFinished?.call(value);
+      if (value) {
+        showDialog(
+            context: context,
+            barrierDismissible: false,
+            barrierColor: Colors.black.withOpacity(0.5),
+            builder: (context) {
+              return AppUpdateDialog(
+                content: checker.getUpdateContent(),
+                apkUrl: checker.getApkDownloadUrl(),
+                htmlUrl: checker.getHtmlUrl(),
+                version: checker.getTag(),
+              );
+            });
+      }
+    });
+  }
+
   @override
   Widget build(BuildContext context) {
     return AlertDialog(
@@ -42,7 +66,6 @@ class AppUpdateDialog extends StatelessWidget {
           onPressed: () {
             Navigator.pop(context);
             IntentUtils.getUrlIntent(apkUrl).launchChooser("下载APK");
-
           },
         ),
       ],