diff --git a/lib/l10n/app_en.arb b/lib/l10n/app_en.arb
index 6f15be5..3a2aa09 100644
--- a/lib/l10n/app_en.arb
+++ b/lib/l10n/app_en.arb
@@ -120,5 +120,11 @@
     "thumbnailMethod0": "ffmpeg binary",
     "thumbnailMethod1": "ffmpeg API",
     "thumbnailDir": "The folder used to store thumbnails",
-    "imgVerifySecret": "The secret of image verify"
+    "imgVerifySecret": "The secret of image verify",
+    "flutterFrontend": "The path of flutter frontend",
+    "fetchTimeout": "Fetch timeout",
+    "downloadTimeout": "Download timeout",
+    "downloadTimeoutHelp": "The download will be terminated when nothing is received within the specified time period.",
+    "millisecond": "millisecond",
+    "ffprobePath": "The path to the ffprobe binary"
 }
diff --git a/lib/l10n/app_zh.arb b/lib/l10n/app_zh.arb
index 7621701..f09b4fc 100644
--- a/lib/l10n/app_zh.arb
+++ b/lib/l10n/app_zh.arb
@@ -120,5 +120,11 @@
     "thumbnailMethod0": "FFMPEG 二进制",
     "thumbnailMethod1": "FFMPEG API",
     "thumbnailDir": "存放缩略图的文件夹",
-    "imgVerifySecret": "用于验证图片 verify 的密钥"
+    "imgVerifySecret": "用于验证图片 verify 的密钥",
+    "flutterFrontend": "flutter 前端路径",
+    "fetchTimeout": "Fetch 超时时间",
+    "downloadTimeout": "下载超时时间",
+    "downloadTimeoutHelp": "当指定时间段内没有任何内容收到时，将会停止下载。",
+    "millisecond": "毫秒",
+    "ffprobePath": "FFPROBE 二进制的位置"
 }
diff --git a/lib/server_settings.dart b/lib/server_settings.dart
index 9f073ff..be3298a 100644
--- a/lib/server_settings.dart
+++ b/lib/server_settings.dart
@@ -265,7 +265,10 @@ class _ServerSettingsPage extends State<ServerSettingsPage>
   Widget _buildTextBox(BuildContext context) {
     final i18n = AppLocalizations.of(context)!;
     if (kIsWeb) {
-      _uaController.text = _now.ua ?? _config!.ua ?? "";
+      final t = _now.ua ?? _config!.ua ?? "";
+      if (_uaController.text != t) {
+        _uaController.text = t;
+      }
     }
     return _buildWithHorizontalPadding(
         context,
@@ -511,6 +514,64 @@ class _ServerSettingsPage extends State<ServerSettingsPage>
               });
             },
           )),
+          _buildWithVecticalPadding(TextFormField(
+            initialValue: _now.flutterFrontend ?? _config!.flutterFrontend,
+            decoration: InputDecoration(
+              border: const OutlineInputBorder(),
+              labelText: i18n.flutterFrontend,
+            ),
+            onChanged: (s) {
+              setState(() {
+                _now.flutterFrontend = s;
+                _changed = true;
+              });
+            },
+          )),
+          _buildWithVecticalPadding(NumberFormField(
+            min: 1,
+            initialValue: _now.fetchTimeout ?? _config!.fetchTimeout,
+            decoration: InputDecoration(
+              border: const OutlineInputBorder(),
+              labelText: i18n.fetchTimeout,
+              suffixText: i18n.millisecond,
+            ),
+            onChanged: (s) {
+              setState(() {
+                _now.fetchTimeout = s;
+                _changed = true;
+              });
+            },
+          )),
+          _buildWithVecticalPadding(NumberFormField(
+            min: 1,
+            initialValue: _now.downloadTimeout ?? _config!.downloadTimeout,
+            decoration: InputDecoration(
+              border: const OutlineInputBorder(),
+              labelText: i18n.downloadTimeout,
+              suffixText: i18n.millisecond,
+              helperText: i18n.downloadTimeoutHelp,
+              helperMaxLines: 3,
+            ),
+            onChanged: (s) {
+              setState(() {
+                _now.downloadTimeout = s;
+                _changed = true;
+              });
+            },
+          )),
+          _buildWithVecticalPadding(TextFormField(
+            initialValue: _now.ffprobePath ?? _config!.ffprobePath,
+            decoration: InputDecoration(
+              border: const OutlineInputBorder(),
+              labelText: i18n.ffprobePath,
+            ),
+            onChanged: (s) {
+              setState(() {
+                _now.ffprobePath = s;
+                _changed = true;
+              });
+            },
+          )),
         ]));
   }