A:调整展示效果

src/NetVizor.Backend/Shell/UserControls/NetworkMonitorView.xaml

@@ -134,8 +134,9 @@
                                                FontWeight="Normal"
                                                Foreground="#666666"
                                                VerticalAlignment="Center"
-                                               MaxWidth="60"
+                                               Width="70"
                                                TextTrimming="CharacterEllipsis"
+                                               TextAlignment="Left"
                                                Margin="4,0,8,0" />
 
                                     <!-- Upload Speed -->

src/NetVizor.Backend/Shell/Views/SettingsWindow.xaml.cs

@@ -36,16 +36,13 @@ public partial class SettingsWindow : Window
         this.Loaded += SettingsWindow_Loaded;
         this.Closing += SettingsWindow_Closing;
 
-        LoadCurrentSettings();
-        UpdatePreview();
-
         Log.Info("SettingsWindow 初始化");
     }
 
-    public static void ShowWindow()
+    public static async void ShowWindow()
     {
         var window = Instance;
-        window.LoadCurrentSettingsAsync();
+        await window.LoadCurrentSettingsAsync();
         window.UpdatePreview();
         window.Show();
         window.Activate();
@@ -64,7 +61,7 @@ public partial class SettingsWindow : Window
         Log.Info("SettingsWindow 隐藏");
     }
 
-    private async void LoadCurrentSettingsAsync()
+    private async Task LoadCurrentSettingsAsync()
     {
         try
         {
@@ -119,6 +116,9 @@ public partial class SettingsWindow : Window
             }
         }
 
+        Log.Info(
+            $"加载网速排行榜设置: ShowNetworkTopList={_settings.ShowNetworkTopList}, NetworkTopListCount={_settings.NetworkTopListCount}, IsHorizontal={_settings.LayoutDirection == 0}");
+
         UpdateTopListAvailability();
 
         // 设置双击动作
@@ -283,11 +283,6 @@ public partial class SettingsWindow : Window
         var isHorizontal = HorizontalLayoutRadio.IsChecked == true;
         ShowTopListCheckBox.IsEnabled = isHorizontal;
 
-        if (!isHorizontal)
-        {
-            ShowTopListCheckBox.IsChecked = false;
-        }
-
         UpdateTopListCountVisibility();
     }
 
@@ -420,10 +415,14 @@ public partial class SettingsWindow : Window
             // 转换布局方向
             _settings.LayoutDirection = HorizontalLayoutRadio.IsChecked == true ? 0 : 1; // 0为横向，1为纵向
 
+            // 保存网速Top榜设置 - 只在横向布局时保存为true，纵向布局时保存实际的UI状态但应用时会被忽略
             _settings.ShowNetworkTopList = ShowTopListCheckBox.IsChecked == true;
             var selectedCount = ((ComboBoxItem)TopListCountComboBox.SelectedItem)?.Tag?.ToString() ?? "3";
             _settings.NetworkTopListCount = int.Parse(selectedCount);
 
+            Log.Info(
+                $"保存网速排行榜设置: ShowNetworkTopList={_settings.ShowNetworkTopList}, NetworkTopListCount={_settings.NetworkTopListCount}, IsHorizontal={HorizontalLayoutRadio.IsChecked}");
+
             // 转换双击动作
             var selectedAction = ((ComboBoxItem)DoubleClickActionComboBox.SelectedItem)?.Tag?.ToString() ?? "None";
             _settings.DoubleClickAction = selectedAction switch