diff --git a/LanMountainDesktop/Controls/SettingsOptionCard.axaml.cs b/LanMountainDesktop/Controls/SettingsOptionCard.axaml.cs
index b939744..96944f5 100644
--- a/LanMountainDesktop/Controls/SettingsOptionCard.axaml.cs
+++ b/LanMountainDesktop/Controls/SettingsOptionCard.axaml.cs
@@ -108,7 +108,7 @@ public partial class SettingsOptionCard : UserControl
             "Info" => Symbol.Info,
             "ArrowSync" => Symbol.ArrowSync,
             "Alert" => Symbol.Alert,
-            "Bell" => Symbol.Alert,  // Bell也映射到Alert图标
+            "Bell" => Symbol.AlertOn,
             _ => Symbol.Settings
         };
     }
diff --git a/LanMountainDesktop/Controls/SettingsSectionCard.axaml.cs b/LanMountainDesktop/Controls/SettingsSectionCard.axaml.cs
index baee282..9e021fd 100644
--- a/LanMountainDesktop/Controls/SettingsSectionCard.axaml.cs
+++ b/LanMountainDesktop/Controls/SettingsSectionCard.axaml.cs
@@ -92,6 +92,7 @@ public partial class SettingsSectionCard : UserControl
             "PuzzlePiece" => Symbol.PuzzlePiece,
             "Info" => Symbol.Info,
             "ArrowSync" => Symbol.ArrowSync,
+            "Bell" => Symbol.AlertOn,
             _ => Symbol.Settings
         };
     }
diff --git a/LanMountainDesktop/Views/SettingsPages/AboutSettingsPage.axaml b/LanMountainDesktop/Views/SettingsPages/AboutSettingsPage.axaml
index e31fd93..beee6de 100644
--- a/LanMountainDesktop/Views/SettingsPages/AboutSettingsPage.axaml
+++ b/LanMountainDesktop/Views/SettingsPages/AboutSettingsPage.axaml
@@ -69,7 +69,7 @@
                           Title="{Binding VersionLabel}"
                           Message="{Binding VersionText}">
                 <ui:FAInfoBar.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF0288;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FAInfoBar.IconSource>
             </ui:FAInfoBar>
 
@@ -77,14 +77,14 @@
                           Title="{Binding CodenameLabel}"
                           Message="{Binding CodenameText}">
                 <ui:FAInfoBar.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF13D0;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FAInfoBar.IconSource>
             </ui:FAInfoBar>
 
             <ui:FASettingsExpander Header="Project resources"
                                    IsExpanded="True">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF02AC;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpanderItem>
                     <ui:FASettingsExpanderItem.Footer>
diff --git a/LanMountainDesktop/Views/SettingsPages/AppearanceSettingsPage.axaml b/LanMountainDesktop/Views/SettingsPages/AppearanceSettingsPage.axaml
index d5e1716..6ae5d35 100644
--- a/LanMountainDesktop/Views/SettingsPages/AppearanceSettingsPage.axaml
+++ b/LanMountainDesktop/Views/SettingsPages/AppearanceSettingsPage.axaml
@@ -16,7 +16,7 @@
             <ui:FASettingsExpander Header="{Binding ThemeModeLabel}"
                                  Description="{Binding ThemeModeDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FASymbolIconSource Symbol="{x:Static ui:FASymbol.WeatherMoon}" />
+                    <ui:FAFontIconSource Glyph="&#xF0504;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ComboBox Width="200"
@@ -33,7 +33,7 @@
 
             <ui:FASettingsExpander Header="{Binding UseSystemChromeLabel}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF0908;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ToggleSwitch IsChecked="{Binding UseSystemChrome}" />
@@ -43,7 +43,7 @@
             <ui:FASettingsExpander Header="{Binding ThemeColorModeLabel}"
                                  Description="{Binding ThemeColorSourceDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF017C;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ComboBox Width="240"
@@ -61,7 +61,7 @@
             <ui:FASettingsExpander Header="{Binding SystemMaterialLabel}"
                                  Description="{Binding SystemMaterialDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF1A48;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ComboBox Width="220"
@@ -79,7 +79,7 @@
             <ui:FASettingsExpander Header="{Binding ThemeColorLabel}"
                                  Description="{Binding ThemeColorSourceDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF0888;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpanderItem>
                     <StackPanel Spacing="12">
diff --git a/LanMountainDesktop/Views/SettingsPages/ComponentsSettingsPage.axaml b/LanMountainDesktop/Views/SettingsPages/ComponentsSettingsPage.axaml
index be52bd3..ec7628a 100644
--- a/LanMountainDesktop/Views/SettingsPages/ComponentsSettingsPage.axaml
+++ b/LanMountainDesktop/Views/SettingsPages/ComponentsSettingsPage.axaml
@@ -15,7 +15,7 @@
             <ui:FASettingsExpander Header="{Binding ComponentsHeader}"
                                  IsExpanded="True">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF0024;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpanderItem>
                     <Grid ColumnDefinitions="Auto,*,Auto" ColumnSpacing="16">
@@ -76,7 +76,7 @@
             <ui:FASettingsExpander Header="{Binding CornerRadiusStyleLabel}"
                                  Description="{Binding CornerRadiusStyleDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF0FE8;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <StackPanel Orientation="Horizontal" Spacing="8">
diff --git a/LanMountainDesktop/Views/SettingsPages/DevSettingsPage.axaml b/LanMountainDesktop/Views/SettingsPages/DevSettingsPage.axaml
index 74d1ba2..8c19024 100644
--- a/LanMountainDesktop/Views/SettingsPages/DevSettingsPage.axaml
+++ b/LanMountainDesktop/Views/SettingsPages/DevSettingsPage.axaml
@@ -14,14 +14,14 @@
                         Message="These options are intended for debugging, diagnostics, and local plugin development."
                         Margin="0,0,0,16">
                 <ui:FAInfoBar.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF0288;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FAInfoBar.IconSource>
             </ui:FAInfoBar>
 
             <ui:FASettingsExpander Header="Developer mode"
                                  Description="Enable developer-focused startup helpers and diagnostics.">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF01AC;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ToggleSwitch IsChecked="{Binding IsDevModeEnabled}" />
@@ -31,7 +31,7 @@
             <ui:FASettingsExpander Header="Three-finger desktop swipe"
                                  Description="Enable desktop page switching gestures when the current platform supports them.">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF02FC;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ToggleSwitch IsChecked="{Binding EnableThreeFingerSwipe}" />
@@ -41,7 +41,7 @@
             <ui:FASettingsExpander Header="Fused desktop experience"
                                  Description="Enable the fused desktop shell and its related experimental entry points.">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF01A8;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ToggleSwitch IsChecked="{Binding EnableFusedDesktop}" />
@@ -53,7 +53,7 @@
             <ui:FASettingsExpander Header="Development plugin path"
                                  Description="Load a local plugin output directory for iterative debugging without packaging.">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF023C;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpanderItem>
                     <TextBox Text="{Binding DevPluginPath}"
@@ -68,7 +68,7 @@
             <ui:FASettingsExpander Header="Developer startup arguments"
                                  Description="Use these launch arguments or environment variables to start the app in development scenarios.">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF1930;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpanderItem>
                     <StackPanel Margin="0,8,0,0"
diff --git a/LanMountainDesktop/Views/SettingsPages/GeneralSettingsPage.axaml b/LanMountainDesktop/Views/SettingsPages/GeneralSettingsPage.axaml
index 81a9f66..e1021b4 100644
--- a/LanMountainDesktop/Views/SettingsPages/GeneralSettingsPage.axaml
+++ b/LanMountainDesktop/Views/SettingsPages/GeneralSettingsPage.axaml
@@ -14,7 +14,7 @@
 
             <ui:FASettingsExpander Header="{Binding LanguageHeader}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FASymbolIconSource Symbol="{x:Static ui:FASymbol.Settings}" />
+                    <ui:FAFontIconSource Glyph="&#xF0404;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ComboBox Width="220"
@@ -32,7 +32,7 @@
             <ui:FASettingsExpander Header="{Binding TimeZoneHeader}"
                                  Description="{Binding TimeZoneDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FASymbolIconSource Symbol="{x:Static ui:FASymbol.Clock}" />
+                    <ui:FAFontIconSource Glyph="&#xF0168;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ComboBox Width="240"
@@ -49,7 +49,7 @@
 
             <ui:FASettingsExpander Header="{Binding PreviewHeader}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF1C80;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpanderItem>
                     <Grid ColumnDefinitions="Auto,*"
@@ -82,7 +82,7 @@
                                  Description="{Binding RuntimeDescription}"
                                  IsExpanded="True">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF0908;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ComboBox Width="220"
@@ -107,7 +107,7 @@
                                  Description="{Binding FadeTransitionDescription}"
                                  IsVisible="{Binding IsSlideTransitionAvailable}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF1A48;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ToggleSwitch IsChecked="{Binding EnableFadeTransition}"
@@ -119,7 +119,7 @@
                                  Description="Use a slide-in startup transition on supported Windows builds. This option disables the fade transition."
                                  IsVisible="{Binding IsSlideTransitionAvailable}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF08E8;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ToggleSwitch IsChecked="{Binding EnableSlideTransition}" />
@@ -129,7 +129,7 @@
             <ui:FASettingsExpander Header="Show in taskbar"
                                  Description="Keep the main window visible in the taskbar while the desktop host is running.">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF1BE0;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ToggleSwitch IsChecked="{Binding ShowInTaskbar}" />
diff --git a/LanMountainDesktop/Views/SettingsPages/LauncherSettingsPage.axaml b/LanMountainDesktop/Views/SettingsPages/LauncherSettingsPage.axaml
index b259dbd..8394886 100644
--- a/LanMountainDesktop/Views/SettingsPages/LauncherSettingsPage.axaml
+++ b/LanMountainDesktop/Views/SettingsPages/LauncherSettingsPage.axaml
@@ -61,7 +61,7 @@
                                  Description="{Binding AppearanceDescription}"
                                  IsExpanded="True">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF0888;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpanderItem>
                     <Grid ColumnDefinitions="*,Auto">
@@ -85,7 +85,7 @@
                                  Description="{Binding HiddenDescription}"
                                  IsExpanded="True">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF1C80;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpanderItem>
                     <StackPanel Spacing="8">
@@ -103,7 +103,7 @@
                                                              Description="{Binding TypeLabel}"
                                                              IsClickEnabled="False">
                                         <ui:FASettingsExpanderItem.IconSource>
-                                            <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                                            <ui:FAFontIconSource Glyph="&#xF19FC;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                                         </ui:FASettingsExpanderItem.IconSource>
                                         <ui:FASettingsExpanderItem.Footer>
                                             <Button Command="{Binding RestoreCommand}"
diff --git a/LanMountainDesktop/Views/SettingsPages/NotificationSettingsPage.axaml b/LanMountainDesktop/Views/SettingsPages/NotificationSettingsPage.axaml
index 0ae9140..e228295 100644
--- a/LanMountainDesktop/Views/SettingsPages/NotificationSettingsPage.axaml
+++ b/LanMountainDesktop/Views/SettingsPages/NotificationSettingsPage.axaml
@@ -16,7 +16,7 @@
             <ui:FASettingsExpander Header="{Binding EnableNotificationHeader}"
                                  Description="{Binding EnableNotificationDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF0018;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ToggleSwitch IsChecked="{Binding IsNotificationEnabled}" />
@@ -32,7 +32,7 @@
             <ui:FASettingsExpander Header="{Binding HoverPauseHeader}"
                                  Description="{Binding HoverPauseDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF066C;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ToggleSwitch IsChecked="{Binding IsHoverPauseEnabled}" />
@@ -42,7 +42,7 @@
             <ui:FASettingsExpander Header="{Binding ClickCloseHeader}"
                                  Description="{Binding ClickCloseDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF0148;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ToggleSwitch IsChecked="{Binding IsClickCloseEnabled}" />
@@ -52,7 +52,7 @@
             <ui:FASettingsExpander Header="{Binding MaxNotificationsHeader}"
                                  Description="{Binding MaxNotificationsDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF0010;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ui:FANumberBox Value="{Binding MaxNotificationsPerPosition}"
@@ -72,7 +72,7 @@
             <ui:FASettingsExpander Header="{Binding TestNotificationHeader}"
                                  Description="{Binding TestNotificationDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF03FC;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <StackPanel Orientation="Horizontal" Spacing="8">
diff --git a/LanMountainDesktop/Views/SettingsPages/PluginCatalogSettingsPage.axaml b/LanMountainDesktop/Views/SettingsPages/PluginCatalogSettingsPage.axaml
index fc6bc3a..7087971 100644
--- a/LanMountainDesktop/Views/SettingsPages/PluginCatalogSettingsPage.axaml
+++ b/LanMountainDesktop/Views/SettingsPages/PluginCatalogSettingsPage.axaml
@@ -11,7 +11,7 @@
             <ui:FASettingsExpander Header="{Binding RefreshButtonText}"
                                  Description="{Binding StatusMessage}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF15E8;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <Grid ColumnDefinitions="*,Auto"
diff --git a/LanMountainDesktop/Views/SettingsPages/PluginsSettingsPage.axaml b/LanMountainDesktop/Views/SettingsPages/PluginsSettingsPage.axaml
index 30ad456..fb00209 100644
--- a/LanMountainDesktop/Views/SettingsPages/PluginsSettingsPage.axaml
+++ b/LanMountainDesktop/Views/SettingsPages/PluginsSettingsPage.axaml
@@ -12,7 +12,7 @@
             <ui:FASettingsExpander Header="{Binding RefreshButtonText}"
                                  Description="{Binding StatusMessage}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF06FC;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <Button Command="{Binding RefreshCommand}"
@@ -31,7 +31,7 @@
                     <DataTemplate x:DataType="vm:InstalledPluginItemViewModel">
                         <ui:FASettingsExpander>
                             <ui:FASettingsExpander.IconSource>
-                                <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                                <ui:FAFontIconSource Glyph="&#xF28D4;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                             </ui:FASettingsExpander.IconSource>
                             <ui:FASettingsExpander.Header>
                                 <StackPanel>
diff --git a/LanMountainDesktop/Views/SettingsPages/PrivacySettingsPage.axaml b/LanMountainDesktop/Views/SettingsPages/PrivacySettingsPage.axaml
index 616edb9..91e17f5 100644
--- a/LanMountainDesktop/Views/SettingsPages/PrivacySettingsPage.axaml
+++ b/LanMountainDesktop/Views/SettingsPages/PrivacySettingsPage.axaml
@@ -15,7 +15,7 @@
             <ui:FASettingsExpander Header="{Binding CrashUploadHeader}"
                                  Description="{Binding CrashUploadDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF0D9C;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ToggleSwitch IsChecked="{Binding UploadAnonymousCrashData}" />
@@ -25,7 +25,7 @@
             <ui:FASettingsExpander Header="{Binding UsageUploadHeader}"
                                  Description="{Binding UsageUploadDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF07A4;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ToggleSwitch IsChecked="{Binding UploadAnonymousUsageData}" />
diff --git a/LanMountainDesktop/Views/SettingsPages/StatusBarSettingsPage.axaml b/LanMountainDesktop/Views/SettingsPages/StatusBarSettingsPage.axaml
index a03e740..689e1a5 100644
--- a/LanMountainDesktop/Views/SettingsPages/StatusBarSettingsPage.axaml
+++ b/LanMountainDesktop/Views/SettingsPages/StatusBarSettingsPage.axaml
@@ -15,7 +15,7 @@
             <ui:FASettingsExpander Header="{Binding ClockHeader}"
                                  Description="{Binding ClockDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FASymbolIconSource Symbol="{x:Static ui:FASymbol.Clock}" />
+                    <ui:FAFontIconSource Glyph="&#xF0168;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ToggleSwitch IsChecked="{Binding ShowClock}" />
@@ -93,7 +93,7 @@
             <ui:FASettingsExpander Header="{Binding TextCapsuleHeader}"
                                  Description="{Binding TextCapsuleDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF07F0;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ToggleSwitch IsChecked="{Binding ShowTextCapsule}" />
@@ -147,7 +147,7 @@
             <ui:FASettingsExpander Header="{Binding NetworkSpeedHeader}"
                                  Description="{Binding NetworkSpeedDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF01A0;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ToggleSwitch IsChecked="{Binding ShowNetworkSpeed}" />
@@ -239,7 +239,7 @@
             <ui:FASettingsExpander Header="{Binding SpacingHeader}"
                                  Description="{Binding SpacingDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF02D8;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ComboBox Width="180"
@@ -278,7 +278,7 @@
             <ui:FASettingsExpander Header="{Binding StatusBarShadowHeader}"
                                  Description="{Binding StatusBarShadowDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF1A48;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ToggleSwitch IsChecked="{Binding StatusBarShadowEnabled}" />
diff --git a/LanMountainDesktop/Views/SettingsPages/StudySettingsPage.axaml b/LanMountainDesktop/Views/SettingsPages/StudySettingsPage.axaml
index bbf659b..60ce53e 100644
--- a/LanMountainDesktop/Views/SettingsPages/StudySettingsPage.axaml
+++ b/LanMountainDesktop/Views/SettingsPages/StudySettingsPage.axaml
@@ -13,7 +13,7 @@
                                  Header="{Binding MasterSwitchHeader}"
                                  Description="{Binding MasterSwitchDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF2014;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ToggleSwitch IsChecked="{Binding StudyEnabled}" />
@@ -26,7 +26,7 @@
                                  Description="{Binding NoiseMonitoringDescription}"
                                  IsEnabled="{Binding StudyEnabled}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF0018;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
 
                 <!-- 闁插洭娉︽０鎴犲芳 -->
@@ -93,7 +93,7 @@
                                  Description="{Binding FocusTimerDescription}"
                                  IsEnabled="{Binding StudyEnabled}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF066C;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
 
                 <!-- 娑撴挻鏁為弮鍫曟毐 -->
@@ -231,7 +231,7 @@
                                  Description="{Binding AlertDescription}"
                                  IsEnabled="{Binding StudyEnabled}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF0010;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
 
                 <!-- 閸ｎ亪鐓堕幍鎾存焽閹绘劙鍟?-->
@@ -273,7 +273,7 @@
                                  Description="{Binding DisplayDescription}"
                                  IsEnabled="{Binding StudyEnabled}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF0908;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
 
                 <!-- 閺勫墽銇氱€圭偞妞傞崚鍡氱 -->
@@ -347,4 +347,4 @@
                        TextWrapping="Wrap" />
         </StackPanel>
     </ScrollViewer>
-</UserControl>
\ No newline at end of file
+</UserControl>
diff --git a/LanMountainDesktop/Views/SettingsPages/UpdateSettingsPage.axaml b/LanMountainDesktop/Views/SettingsPages/UpdateSettingsPage.axaml
index c6dc7b2..2ebf7eb 100644
--- a/LanMountainDesktop/Views/SettingsPages/UpdateSettingsPage.axaml
+++ b/LanMountainDesktop/Views/SettingsPages/UpdateSettingsPage.axaml
@@ -167,7 +167,7 @@
                                  Header="{Binding UpdateChannelLabel}"
                                  Description="{Binding SelectedUpdateChannelDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF06C8;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ComboBox Width="220"
@@ -185,7 +185,7 @@
                                          IsClickEnabled="True"
                                          Command="{Binding ForceCheckUpdateCommand}">
                     <ui:FASettingsExpanderItem.IconSource>
-                        <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                        <ui:FAFontIconSource Glyph="&#xF0FD4;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                     </ui:FASettingsExpanderItem.IconSource>
                 </ui:FASettingsExpanderItem>
             </ui:FASettingsExpander>
@@ -194,7 +194,7 @@
                                  Header="{Binding UpdateSourceLabel}"
                                  Description="{Binding SelectedUpdateSourceDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF182C;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ComboBox Width="220"
@@ -213,7 +213,7 @@
                                  Header="{Binding UpdateModeLabel}"
                                  Description="{Binding SelectedUpdateModeDescription}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF06FC;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ComboBox Width="260"
diff --git a/LanMountainDesktop/Views/SettingsPages/WallpaperSettingsPage.axaml b/LanMountainDesktop/Views/SettingsPages/WallpaperSettingsPage.axaml
index b5f5822..f76fe93 100644
--- a/LanMountainDesktop/Views/SettingsPages/WallpaperSettingsPage.axaml
+++ b/LanMountainDesktop/Views/SettingsPages/WallpaperSettingsPage.axaml
@@ -206,7 +206,7 @@
 
             <ui:FASettingsExpander Header="{Binding WallpaperTypeLabel}">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF02A0;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF067C;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ComboBox Width="200"
@@ -225,7 +225,7 @@
                                  IsVisible="{Binding IsImage}"
                                  Margin="0,4,0,0">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0274;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF058C;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <StackPanel Orientation="Horizontal"
@@ -277,7 +277,7 @@
                                  IsVisible="{Binding IsImage}"
                                  Margin="0,4,0,0">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0A20;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF01A8;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ComboBox Width="200"
@@ -297,7 +297,7 @@
                                  IsVisible="{Binding IsSystemWallpaper}"
                                  Margin="0,4,0,0">
                 <ui:FASettingsExpander.IconSource>
-                    <ui:FAFontIconSource Glyph="&#xF0A20;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
+                    <ui:FAFontIconSource Glyph="&#xF01A8;" FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                 </ui:FASettingsExpander.IconSource>
                 <ui:FASettingsExpander.Footer>
                     <ComboBox Width="200"
diff --git a/LanMountainDesktop/Views/SettingsPages/WeatherSettingsPage.axaml b/LanMountainDesktop/Views/SettingsPages/WeatherSettingsPage.axaml
index 948a296..5bf7b2a 100644
--- a/LanMountainDesktop/Views/SettingsPages/WeatherSettingsPage.axaml
+++ b/LanMountainDesktop/Views/SettingsPages/WeatherSettingsPage.axaml
@@ -125,7 +125,7 @@
                                           ColumnSpacing="12">
                                         <ui:FAFontIcon Classes="icon-s"
                                                        Margin="0,2,0,0"
-                                                       Glyph="&#xF0950;"
+                                                       Glyph="&#xF02BC;"
                                                        FontFamily="avares://fluenticons.resources.avalonia/Assets#Seagull Fluent Icons" />
                                         <StackPanel Grid.Column="1"
                                                     Spacing="4">
diff --git a/LanMountainDesktop/Views/SettingsWindow.axaml.cs b/LanMountainDesktop/Views/SettingsWindow.axaml.cs
index d3c7960..0608187 100644
--- a/LanMountainDesktop/Views/SettingsWindow.axaml.cs
+++ b/LanMountainDesktop/Views/SettingsWindow.axaml.cs
@@ -478,7 +478,7 @@ public partial class SettingsWindow : Window, ISettingsPageHostContext
     {
         _ = TryApplyResponsiveLayout();
 
-        // 灏忕獥鍙ｆ椂闅愯棌鎶藉眽闈㈡澘
+        // Hide the drawer pane on narrow windows.
     }
 
     private void OnClosed(object? sender, EventArgs e)
@@ -728,12 +728,12 @@ public partial class SettingsWindow : Window, ISettingsPageHostContext
             "GridDots" => Symbol.GridDots,
             "PuzzlePiece" => Symbol.PuzzlePiece,
             "ShoppingBag" => Symbol.ShoppingBag,
-            "Shield" => Symbol.ShieldDismiss,
+            "Shield" => Symbol.ShieldLock,
             "Info" => Symbol.Info,
             "ArrowSync" => Symbol.ArrowSync,
             "Hourglass" => Symbol.Hourglass,
             "Alert" => Symbol.Alert,
-            "Bell" => Symbol.Alert,
+            "Bell" => Symbol.AlertOn,
             "DeveloperBoard" => Symbol.DeveloperBoard,
             "FolderLink" => Symbol.FolderLink,
             "WindowConsole" => Symbol.WindowConsole,
@@ -749,7 +749,7 @@ public partial class SettingsWindow : Window, ISettingsPageHostContext
             IconVariant = FluentIcons.Common.IconVariant.Regular
         };
 
-        // 使用反射获取 IconText 和 IconFont
+        // FluentAvalonia still expects IconSource here, so bridge the Avalonia 12 FluentIcons glyph/font into FAFontIconSource.
         var iconTextProp = typeof(FluentIcons.Avalonia.SymbolIcon).GetProperty("IconText", System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.NonPublic);
         var iconFontProp = typeof(FluentIcons.Avalonia.SymbolIcon).GetProperty("IconFont", System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.NonPublic);