diff --git a/Preses/GlobalPres.cs b/Preses/GlobalPres.cs
index 228186f..039cf71 100644
--- a/Preses/GlobalPres.cs
+++ b/Preses/GlobalPres.cs
@@ -1,7 +1,9 @@
-using CommunityToolkit.Mvvm.ComponentModel;
+using System.Windows;
+using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Messaging;
 using CommunityToolkit.Mvvm.Messaging.Messages;
 using MaterialDesignThemes.Wpf;
+using Sheas_Cealer.Utils;
 
 namespace Sheas_Cealer.Preses;
 
@@ -18,6 +20,8 @@ internal partial class GlobalPres : ObservableRecipient, IRecipient<PropertyChan
 
         newTheme.SetBaseTheme(value.HasValue ? value.GetValueOrDefault() ? BaseTheme.Light : BaseTheme.Dark : BaseTheme.Inherit);
         paletteHelper.SetTheme(newTheme);
+
+        BorderThemeSetter.SetBorderTheme(Application.Current.MainWindow, value);
     }
 
     protected override void Broadcast<T>(T oldValue, T newValue, string? propertyName) => Messenger.Send(new PropertyChangedMessage<object>(this, propertyName, oldValue!, newValue!));
diff --git a/Utils/BorderThemeSetter.cs b/Utils/BorderThemeSetter.cs
new file mode 100644
index 0000000..80d7bdf
--- /dev/null
+++ b/Utils/BorderThemeSetter.cs
@@ -0,0 +1,31 @@
+using System.Runtime.InteropServices;
+using System.Windows;
+using System.Windows.Interop;
+
+namespace Sheas_Cealer.Utils;
+
+internal static partial class BorderThemeSetter
+{
+    private const int DWMWA_USE_IMMERSIVE_DARK_MODE_OLD = 19;
+    private const int DWMWA_USE_IMMERSIVE_DARK_MODE = 20;
+
+    [LibraryImport("dwmapi.dll")]
+    private static partial int DwmGetWindowAttribute(nint hwnd, uint attr, out nint attrValue, uint attrSize);
+    [LibraryImport("dwmapi.dll")]
+    private static partial int DwmSetWindowAttribute(nint hwnd, uint attr, ref nint attrValue, uint attrSize);
+
+    internal static void SetBorderTheme(Window window, bool? isLightTheme)
+    {
+        nint isDarkTheme;
+        nint desktopHwnd = nint.Zero;
+        nint windowHwnd = new WindowInteropHelper(window).EnsureHandle();
+
+        if (isLightTheme.HasValue)
+            isDarkTheme = !isLightTheme.Value ? 1 : 0;
+        else
+            DwmGetWindowAttribute(desktopHwnd, DWMWA_USE_IMMERSIVE_DARK_MODE, out isDarkTheme, (uint)Marshal.SizeOf(typeof(nint)));
+
+        _ = DwmSetWindowAttribute(windowHwnd, DWMWA_USE_IMMERSIVE_DARK_MODE_OLD, ref isDarkTheme, (uint)Marshal.SizeOf(typeof(nint)));
+        _ = DwmSetWindowAttribute(windowHwnd, DWMWA_USE_IMMERSIVE_DARK_MODE, ref isDarkTheme, (uint)Marshal.SizeOf(typeof(nint)));
+    }
+}
\ No newline at end of file
diff --git a/Utils/IconRemover.cs b/Utils/IconRemover.cs
index 67ca68d..75588a2 100644
--- a/Utils/IconRemover.cs
+++ b/Utils/IconRemover.cs
@@ -1,5 +1,4 @@
-using System;
-using System.Runtime.InteropServices;
+using System.Runtime.InteropServices;
 using System.Windows;
 using System.Windows.Interop;
 
@@ -16,28 +15,24 @@ internal static partial class IconRemover
     private const uint WM_SETICON = 0x0080;
 
     [LibraryImport("user32.dll", EntryPoint = "GetWindowLongW")]
-    private static partial int GetWindowLong(IntPtr hwnd, int index);
+    private static partial int GetWindowLong(nint hwnd, int index);
     [LibraryImport("user32.dll", EntryPoint = "SetWindowLongW")]
-    private static partial int SetWindowLong(IntPtr hwnd, int index, int newStyle);
+    private static partial int SetWindowLong(nint hwnd, int index, nint newStyle);
     [LibraryImport("user32.dll")]
     [return: MarshalAs(UnmanagedType.Bool)]
-    private static partial bool SetWindowPos(IntPtr hwnd, IntPtr hwndInsertAfter, int x, int y, int width, int height, uint flags);
+    private static partial bool SetWindowPos(nint hwnd, nint hwndInsertAfter, int x, int y, int width, int height, uint flags);
     [LibraryImport("user32.dll", EntryPoint = "SendMessageW")]
-    private static partial IntPtr SendMessage(IntPtr hwnd, uint msg, IntPtr wParam, IntPtr lParam);
+    private static partial nint SendMessage(nint hwnd, uint msg, nint wParam, nint lParam);
 
     internal static void RemoveIcon(Window window)
     {
-        // 获取该窗口句柄
-        IntPtr hwnd = new WindowInteropHelper(window).Handle;
+        nint hwnd = new WindowInteropHelper(window).Handle;
 
-        // 将窗口更改为不显示窗口图标
         _ = SetWindowLong(hwnd, GWL_EXSTYLE, GetWindowLong(hwnd, GWL_EXSTYLE) | WS_EX_DLGMODALFRAME);
 
-        // 更新窗口的非客户区域来显示更改
-        SetWindowPos(hwnd, IntPtr.Zero, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_FRAMECHANGED);
+        SetWindowPos(hwnd, nint.Zero, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_FRAMECHANGED);
 
-        // 防止自定义图标生效
-        SendMessage(hwnd, WM_SETICON, new IntPtr(1), IntPtr.Zero);
-        SendMessage(hwnd, WM_SETICON, IntPtr.Zero, IntPtr.Zero);
+        SendMessage(hwnd, WM_SETICON, new nint(1), nint.Zero);
+        SendMessage(hwnd, WM_SETICON, nint.Zero, nint.Zero);
     }
 }
\ No newline at end of file