diff --git a/src/MaaWpfGui/Constants/ConfigurationKeys.cs b/src/MaaWpfGui/Constants/ConfigurationKeys.cs
index 06ef7e3f6f..f6e00b73d7 100644
--- a/src/MaaWpfGui/Constants/ConfigurationKeys.cs
+++ b/src/MaaWpfGui/Constants/ConfigurationKeys.cs
@@ -56,6 +56,7 @@ namespace MaaWpfGui.Constants
         public const string CustomCulture = "GUI.CustomCulture";
 
         public const string BackgroundImagePath = "GUI.Background.ImagePath";
+        public const string BackgroundImageStretchMode = "GUI.Background.StretchMode";
         public const string BackgroundOpacity = "GUI.Background.Opacity";
         public const string BackgroundBlurEffectRadius = "GUI.Background.BlurEffectRadius";
 
diff --git a/src/MaaWpfGui/Res/Localizations/en-us.xaml b/src/MaaWpfGui/Res/Localizations/en-us.xaml
index e3d72b1968..64cd72bd5b 100644
--- a/src/MaaWpfGui/Res/Localizations/en-us.xaml
+++ b/src/MaaWpfGui/Res/Localizations/en-us.xaml
@@ -18,6 +18,11 @@
     <system:String x:Key="BackgroundImage">Background Image</system:String>
     <system:String x:Key="BackgroundOpacity">Background Opacity</system:String>
     <system:String x:Key="BackgroundBlurRadius">Background Blur Radius</system:String>
+    <system:String x:Key="BackgroundImageStretchMode">Background Stretch Mode</system:String>
+    <system:String x:Key="BackgroundImageStretchModeNone">None</system:String>
+    <system:String x:Key="BackgroundImageStretchModeFill">Fill</system:String>
+    <system:String x:Key="BackgroundImageStretchModeUniform">Uniform (Fit)</system:String>
+    <system:String x:Key="BackgroundImageStretchModeUniformToFill">Uniform to Fill (Cover)</system:String>
     <system:String x:Key="UiTheme">UI Theme</system:String>
     <system:String x:Key="HotKeySettings">HotKeys</system:String>
     <system:String x:Key="UpdateSettings">Update</system:String>
diff --git a/src/MaaWpfGui/Res/Localizations/ja-jp.xaml b/src/MaaWpfGui/Res/Localizations/ja-jp.xaml
index 760490fd8e..1193328d62 100644
--- a/src/MaaWpfGui/Res/Localizations/ja-jp.xaml
+++ b/src/MaaWpfGui/Res/Localizations/ja-jp.xaml
@@ -18,6 +18,11 @@
     <system:String x:Key="BackgroundImage">背景画像</system:String>
     <system:String x:Key="BackgroundOpacity">背景の不透明度</system:String>
     <system:String x:Key="BackgroundBlurRadius">背景のぼかし半径</system:String>
+    <system:String x:Key="BackgroundImageStretchMode">背景画像の伸縮モード</system:String>
+    <system:String x:Key="BackgroundImageStretchModeNone">伸縮なし</system:String>
+    <system:String x:Key="BackgroundImageStretchModeFill">引き伸ばし（フィル）</system:String>
+    <system:String x:Key="BackgroundImageStretchModeUniform">アスペクト比保持（フィット）</system:String>
+    <system:String x:Key="BackgroundImageStretchModeUniformToFill">アスペクト比保持（トリミング）</system:String>
     <system:String x:Key="UiTheme">UI主題</system:String>
     <system:String x:Key="HotKeySettings">ホットキー設定</system:String>
     <system:String x:Key="UpdateSettings">アップデート設定</system:String>
diff --git a/src/MaaWpfGui/Res/Localizations/ko-kr.xaml b/src/MaaWpfGui/Res/Localizations/ko-kr.xaml
index ba9b5901f6..5a4f3ecd03 100644
--- a/src/MaaWpfGui/Res/Localizations/ko-kr.xaml
+++ b/src/MaaWpfGui/Res/Localizations/ko-kr.xaml
@@ -19,6 +19,11 @@
     <system:String x:Key="BackgroundImage">배경 이미지</system:String>
     <system:String x:Key="BackgroundOpacity">배경 불투명도</system:String>
     <system:String x:Key="BackgroundBlurRadius">배경 흐림 반경</system:String>
+    <system:String x:Key="BackgroundImageStretchMode">배경 이미지 채우기 모드</system:String>
+    <system:String x:Key="BackgroundImageStretchModeNone">늘리지 않음</system:String>
+    <system:String x:Key="BackgroundImageStretchModeFill">늘려 채움</system:String>
+    <system:String x:Key="BackgroundImageStretchModeUniform">비율 유지 (맞춤)</system:String>
+    <system:String x:Key="BackgroundImageStretchModeUniformToFill">비율 유지 (자르기)</system:String>
     <system:String x:Key="HotKeySettings">단축키 설정</system:String>
     <system:String x:Key="UpdateSettings">업데이트</system:String>
     <system:String x:Key="AboutUs">정보</system:String>
diff --git a/src/MaaWpfGui/Res/Localizations/zh-cn.xaml b/src/MaaWpfGui/Res/Localizations/zh-cn.xaml
index b1ce625e30..653c68c7f7 100644
--- a/src/MaaWpfGui/Res/Localizations/zh-cn.xaml
+++ b/src/MaaWpfGui/Res/Localizations/zh-cn.xaml
@@ -18,6 +18,11 @@
     <system:String x:Key="BackgroundImage">背景图片</system:String>
     <system:String x:Key="BackgroundOpacity">背景不透明度</system:String>
     <system:String x:Key="BackgroundBlurRadius">背景模糊半径</system:String>
+    <system:String x:Key="BackgroundImageStretchMode">背景填充模式</system:String>
+    <system:String x:Key="BackgroundImageStretchModeNone">无拉伸</system:String>
+    <system:String x:Key="BackgroundImageStretchModeFill">拉伸填充</system:String>
+    <system:String x:Key="BackgroundImageStretchModeUniform">等比适应</system:String>
+    <system:String x:Key="BackgroundImageStretchModeUniformToFill">等比填充（裁剪）</system:String>
     <system:String x:Key="UiTheme">界面主题</system:String>
     <system:String x:Key="HotKeySettings">热键设置</system:String>
     <system:String x:Key="UpdateSettings">更新设置</system:String>
diff --git a/src/MaaWpfGui/Res/Localizations/zh-tw.xaml b/src/MaaWpfGui/Res/Localizations/zh-tw.xaml
index 20a716c4ee..bafff33a8d 100644
--- a/src/MaaWpfGui/Res/Localizations/zh-tw.xaml
+++ b/src/MaaWpfGui/Res/Localizations/zh-tw.xaml
@@ -18,6 +18,11 @@
     <system:String x:Key="BackgroundImage">背景圖片</system:String>
     <system:String x:Key="BackgroundOpacity">背景不透明度</system:String>
     <system:String x:Key="BackgroundBlurRadius">背景模糊半徑</system:String>
+    <system:String x:Key="BackgroundImageStretchMode">背景填充模式</system:String>
+    <system:String x:Key="BackgroundImageStretchModeNone">無拉伸</system:String>
+    <system:String x:Key="BackgroundImageStretchModeFill">拉伸填充</system:String>
+    <system:String x:Key="BackgroundImageStretchModeUniform">等比適應</system:String>
+    <system:String x:Key="BackgroundImageStretchModeUniformToFill">等比填充（裁剪）</system:String>
     <system:String x:Key="UiTheme">介面主題</system:String>
     <system:String x:Key="HotKeySettings">熱鍵設定</system:String>
     <system:String x:Key="UpdateSettings">更新設定</system:String>
diff --git a/src/MaaWpfGui/ViewModels/UserControl/Settings/BackgroundSettingsUserControlModel.cs b/src/MaaWpfGui/ViewModels/UserControl/Settings/BackgroundSettingsUserControlModel.cs
index 93934b7e73..7fa77ec972 100644
--- a/src/MaaWpfGui/ViewModels/UserControl/Settings/BackgroundSettingsUserControlModel.cs
+++ b/src/MaaWpfGui/ViewModels/UserControl/Settings/BackgroundSettingsUserControlModel.cs
@@ -13,12 +13,16 @@
 
 #nullable enable
 using System;
+using System.Collections.Generic;
 using System.Globalization;
 using System.IO;
+using System.Linq;
 using System.Windows.Input;
+using System.Windows.Media;
 using System.Windows.Media.Imaging;
 using MaaWpfGui.Constants;
 using MaaWpfGui.Helper;
+using MaaWpfGui.Utilities.ValueType;
 using Microsoft.Win32;
 using Stylet;
 
@@ -70,6 +74,26 @@ public class BackgroundSettingsUserControlModel : PropertyChangedBase
         }
     }
 
+    private static Stretch _backgroundImageStretchMode = (Stretch)Enum.Parse(typeof(Stretch), ConfigurationHelper.GetGlobalValue(ConfigurationKeys.BackgroundImageStretchMode, Stretch.Fill.ToString()));
+
+    public Stretch BackgroundImageStretchMode
+    {
+        get => _backgroundImageStretchMode;
+        set
+        {
+            SetAndNotify(ref _backgroundImageStretchMode, value);
+            ConfigurationHelper.SetGlobalValue(ConfigurationKeys.BackgroundImageStretchMode, value.ToString());
+        }
+    }
+
+    public static List<CombinedData> BackgroundImageStretchModeList { get; } =
+        [
+            new() { Display = LocalizationHelper.GetString("BackgroundImageStretchModeNone"), Value = Stretch.None.ToString() },
+            new() { Display = LocalizationHelper.GetString("BackgroundImageStretchModeFill"), Value = Stretch.Fill.ToString() },
+            new() { Display = LocalizationHelper.GetString("BackgroundImageStretchModeUniform"), Value = Stretch.Uniform.ToString() },
+            new() { Display = LocalizationHelper.GetString("BackgroundImageStretchModeUniformToFill"), Value = Stretch.UniformToFill.ToString() },
+        ];
+
     private static BitmapImage? RefreshBackgroundImage(string imagePath)
     {
         if (string.IsNullOrEmpty(imagePath) || !File.Exists(imagePath))
diff --git a/src/MaaWpfGui/Views/UI/RootView.xaml b/src/MaaWpfGui/Views/UI/RootView.xaml
index 4c40f9c6bb..5b4fd5d901 100644
--- a/src/MaaWpfGui/Views/UI/RootView.xaml
+++ b/src/MaaWpfGui/Views/UI/RootView.xaml
@@ -66,12 +66,14 @@
         <Rectangle Fill="{DynamicResource RegionBrush}" />
         <Image
             Name="BgImage"
+            HorizontalAlignment="Center"
+            VerticalAlignment="Center"
             DataContext="{Binding Source={x:Static ui:SettingsViewModel.BackgroundSettings}}"
             Opacity="{c:Binding 'BackgroundOpacity / 100.0'}"
             RenderOptions.BitmapScalingMode="LowQuality"
             RenderOptions.CachingHint="Cache"
             Source="{c:Binding BackgroundImage}"
-            Stretch="Fill">
+            Stretch="{c:Binding BackgroundImageStretchMode}">
             <Image.Effect>
                 <BlurEffect Radius="{Binding BackgroundBlurEffectRadius}" />
             </Image.Effect>
diff --git a/src/MaaWpfGui/Views/UserControl/Settings/BackgroundSettings.xaml b/src/MaaWpfGui/Views/UserControl/Settings/BackgroundSettings.xaml
index 5c4a0f011f..7bb5811d05 100644
--- a/src/MaaWpfGui/Views/UserControl/Settings/BackgroundSettings.xaml
+++ b/src/MaaWpfGui/Views/UserControl/Settings/BackgroundSettings.xaml
@@ -64,5 +64,21 @@
                 </hc:PreviewSlider.PreviewContent>
             </hc:PreviewSlider>
         </StackPanel>
+        <StackPanel
+            Margin="10"
+            HorizontalAlignment="Center"
+            VerticalAlignment="Center">
+            <controls:TextBlock HorizontalAlignment="Center" Text="{DynamicResource BackgroundImageStretchMode}" />
+            <hc:ComboBox
+                Width="200"
+                Margin="10"
+                HorizontalContentAlignment="Stretch"
+                DisplayMemberPath="Display"
+                IsEditable="True"
+                IsEnabled="True"
+                ItemsSource="{c:Binding BackgroundImageStretchModeList}"
+                SelectedValue="{c:Binding BackgroundImageStretchMode}"
+                SelectedValuePath="Value" />
+        </StackPanel>
     </StackPanel>
 </UserControl>