diff --git a/lib/ui/tools/tools_ui_model.dart b/lib/ui/tools/tools_ui_model.dart
index 7a3a760..748d0b2 100644
--- a/lib/ui/tools/tools_ui_model.dart
+++ b/lib/ui/tools/tools_ui_model.dart
@@ -12,7 +12,6 @@ import 'package:riverpod_annotation/riverpod_annotation.dart';
 import 'package:starcitizen_doctor/api/analytics.dart';
 import 'package:starcitizen_doctor/api/api.dart';
 import 'package:starcitizen_doctor/common/conf/conf.dart';
-import 'package:starcitizen_doctor/common/conf/url_conf.dart';
 import 'package:starcitizen_doctor/common/helper/log_helper.dart';
 import 'package:starcitizen_doctor/common/helper/system_helper.dart';
 import 'package:starcitizen_doctor/common/io/rs_http.dart';
@@ -20,8 +19,8 @@ import 'package:starcitizen_doctor/common/utils/log.dart';
 import 'package:starcitizen_doctor/common/utils/provider.dart';
 import 'package:starcitizen_doctor/provider/aria2c.dart';
 import 'package:starcitizen_doctor/ui/home/downloader/home_downloader_ui_model.dart';
-import 'package:starcitizen_doctor/ui/webview/webview.dart';
 import 'package:starcitizen_doctor/widgets/widgets.dart';
+import 'package:url_launcher/url_launcher_string.dart';
 import 'package:xml/xml.dart';
 
 import 'dialogs/hosts_booster_dialog_ui.dart';
@@ -491,17 +490,11 @@ class ToolsUIModel extends _$ToolsUIModel {
       state = state.copyWith(working: false);
       if (!context.mounted) return;
       showToast(context, S.current.app_init_failed_with_reason(e));
+      rethrow;
     }
 
     if (!context.mounted) return;
-    final webview = WebViewModel(context);
-    await webview.initWebView(
-        title: S.current.tools_action_p4k_download_repair,
-        applicationSupportDir: appGlobalState.applicationSupportDir!,
-        appVersionData: appGlobalState.networkVersionData!);
-    webview.launch(
-        "${URLConf.gitApiHome}/SCToolBox/Doc/src/branch/main/Tools/Pk4k_Downloads.md",
-        appGlobalState.networkVersionData!);
+    launchUrlString("https://support.citizenwiki.cn/d/8");
   }
 
   Future<bool> _checkPhotographyStatus(BuildContext context,
diff --git a/rust/Cargo.toml b/rust/Cargo.toml
index 989b670..1fa5ca4 100644
--- a/rust/Cargo.toml
+++ b/rust/Cargo.toml
@@ -27,3 +27,6 @@ asar = "0.3.0"
 [target.'cfg(windows)'.dependencies]
 windows = { version = "0.60.0", features = ["Win32_UI_WindowsAndMessaging"] }
 win32job = "2"
+
+[lints.rust]
+unexpected_cfgs = { level = "warn", check-cfg = ['cfg(frb_expand)'] }
\ No newline at end of file