diff --git a/src/MaaWpfGui/Configuration/Single/MaaTask/StartUpTask.cs b/src/MaaWpfGui/Configuration/Single/MaaTask/StartUpTask.cs
index 11394e9a66..9365932d66 100644
--- a/src/MaaWpfGui/Configuration/Single/MaaTask/StartUpTask.cs
+++ b/src/MaaWpfGui/Configuration/Single/MaaTask/StartUpTask.cs
@@ -11,13 +11,25 @@
 // but WITHOUT ANY WARRANTY
 // </copyright>
 #nullable enable
+using System.Text.Json.Serialization;
 using static MaaWpfGui.Main.AsstProxy;
 
 namespace MaaWpfGui.Configuration.Single.MaaTask;
 
-public class StartUpTask : BaseTask
+public class StartUpTask : BaseTask, IJsonOnDeserialized
 {
     public StartUpTask() => TaskType = TaskType.StartUp;
 
     public string AccountName { get; set; } = string.Empty;
+
+    /// <summary>
+    /// Gets or sets a value indicating whether 启用账号切换。null 表示尚未迁移的旧配置，迁移后不再为 null。
+    /// </summary>
+    public bool? AccountSwitchEnabled { get; set; }
+
+    public void OnDeserialized()
+    {
+        // v6.14.0-b2 新增一次性配置迁移：旧配置没有这个字段（json 中不存在，反序列化后为 null），此时按是否已有账号名决定初始值
+        AccountSwitchEnabled ??= !string.IsNullOrEmpty(AccountName);
+    }
 }
diff --git a/src/MaaWpfGui/ViewModels/UserControl/TaskQueue/StartUpSettingsUserControlModel.cs b/src/MaaWpfGui/ViewModels/UserControl/TaskQueue/StartUpSettingsUserControlModel.cs
index 61abc56758..78322ba967 100644
--- a/src/MaaWpfGui/ViewModels/UserControl/TaskQueue/StartUpSettingsUserControlModel.cs
+++ b/src/MaaWpfGui/ViewModels/UserControl/TaskQueue/StartUpSettingsUserControlModel.cs
@@ -46,6 +46,12 @@ public class StartUpSettingsUserControlModel : TaskSettingsViewModel, StartUpSet
         }
     }
 
+    public bool AccountSwitchEnabled
+    {
+        get => GetTaskConfig<StartUpTask>().AccountSwitchEnabled ?? false;
+        set => SetTaskConfig<StartUpTask>(t => t.AccountSwitchEnabled == value, t => t.AccountSwitchEnabled = value);
+    }
+
     // UI 绑定的方法
     [UsedImplicitly]
     public async void AccountSwitchManualRun()
@@ -88,7 +94,8 @@ public class StartUpSettingsUserControlModel : TaskSettingsViewModel, StartUpSet
 
             var clientType = SettingsViewModel.GameSettings.ClientType;
             var accountName = !SettingsViewModel.ConnectSettings.UseAttachWindow &&
-                clientType is ClientType.Official or ClientType.Bilibili or ClientType.Txwy
+                clientType is ClientType.Official or ClientType.Bilibili or ClientType.Txwy &&
+                startUp.AccountSwitchEnabled is true
                     ? startUp.AccountName
                     : string.Empty;
 
diff --git a/src/MaaWpfGui/Views/UserControl/TaskQueue/StartUpTaskUserControl.xaml b/src/MaaWpfGui/Views/UserControl/TaskQueue/StartUpTaskUserControl.xaml
index 48ddabb605..0f037a06c9 100644
--- a/src/MaaWpfGui/Views/UserControl/TaskQueue/StartUpTaskUserControl.xaml
+++ b/src/MaaWpfGui/Views/UserControl/TaskQueue/StartUpTaskUserControl.xaml
@@ -20,39 +20,37 @@
     mc:Ignorable="d">
     <StackPanel>
         <StackPanel Visibility="{c:Binding !UseAttachWindow, Source={x:Static settings_vms:ConnectSettingsUserControlModel.Instance}}">
-            <Grid Margin="0,5" Visibility="{c:Binding 'ClientType == &quot;Official&quot; or ClientType == &quot;Bilibili&quot; or ClientType == &quot;txwy&quot;', Source={x:Static settings_vms:GameSettingsUserControlModel.Instance}}">
-                <Grid.ColumnDefinitions>
-                    <ColumnDefinition />
-                    <ColumnDefinition Width="Auto" />
-                </Grid.ColumnDefinitions>
+            <StackPanel Visibility="{c:Binding 'ClientType == &quot;Official&quot; or ClientType == &quot;Bilibili&quot; or ClientType == &quot;txwy&quot;', Source={x:Static settings_vms:GameSettingsUserControlModel.Instance}}">
                 <StackPanel
+                    Margin="0,5"
                     HorizontalAlignment="Left"
-                    VerticalAlignment="Top"
                     Orientation="Horizontal">
-                    <TextBlock
-                        Margin="8,0,0,0"
-                        Text="{DynamicResource AccountSwitch}"
-                        Visibility="Hidden" />
-                    <controls:TooltipBlock Margin="0,0,5,0" TooltipText="{DynamicResource AccountSwitchTip}" />
+                    <CheckBox Content="{DynamicResource AccountSwitch}" IsChecked="{Binding AccountSwitchEnabled}" />
+                    <controls:TooltipBlock TooltipText="{DynamicResource AccountSwitchTip}" />
                 </StackPanel>
-                <hc:TextBox
-                    Grid.Column="0"
-                    hc:BorderElement.CornerRadius="4,0,0,4"
-                    hc:TitleElement.Title="{DynamicResource AccountSwitch}"
-                    IsReadOnly="{c:Binding !Idle,
-                                           Source={x:Static helper:Instances.SettingsViewModel}}"
-                    Text="{Binding AccountName, UpdateSourceTrigger=PropertyChanged}" />
-                <Button
-                    Grid.Column="1"
-                    Padding="12,1,12,1"
-                    HorizontalAlignment="Center"
-                    VerticalAlignment="Bottom"
-                    hc:BorderElement.CornerRadius="0,4,4,0"
-                    BorderThickness="0,1,1,1"
-                    Command="{s:Action AccountSwitchManualRun}"
-                    Content="{DynamicResource AccountSwitchManualRun}"
-                    IsEnabled="{c:Binding 'AccountName != &quot;&quot;'}" />
-            </Grid>
+                <Grid Margin="0,5" Visibility="{c:Binding AccountSwitchEnabled}">
+                    <Grid.ColumnDefinitions>
+                        <ColumnDefinition />
+                        <ColumnDefinition Width="Auto" />
+                    </Grid.ColumnDefinitions>
+                    <TextBox
+                        Grid.Column="0"
+                        hc:BorderElement.CornerRadius="4,0,0,4"
+                        IsReadOnly="{c:Binding !Idle,
+                                               Source={x:Static helper:Instances.SettingsViewModel}}"
+                        Text="{Binding AccountName, UpdateSourceTrigger=PropertyChanged}" />
+                    <Button
+                        Grid.Column="1"
+                        Padding="12,1,12,1"
+                        HorizontalAlignment="Center"
+                        VerticalAlignment="Bottom"
+                        hc:BorderElement.CornerRadius="0,4,4,0"
+                        BorderThickness="0,1,1,1"
+                        Command="{s:Action AccountSwitchManualRun}"
+                        Content="{DynamicResource AccountSwitchManualRun}"
+                        IsEnabled="{c:Binding 'AccountName != &quot;&quot;'}" />
+                </Grid>
+            </StackPanel>
 
             <controls:TextBlock
                 Margin="0,5"