diff --git a/Tiefsee/StartWindow.cs b/Tiefsee/StartWindow.cs
index 9310fa2..d4d0c0a 100644
--- a/Tiefsee/StartWindow.cs
+++ b/Tiefsee/StartWindow.cs
@@ -76,7 +76,15 @@ private void InitQuickLook() {
         Adapter.LoopRun(50, () => {
 
             bool isKeyboardSpace = Keyboard.IsKeyDown(Key.Space); // 按著空白鍵
-            bool isMouseMiddle = System.Windows.Forms.Control.MouseButtons == System.Windows.Forms.MouseButtons.Middle; //按著滑鼠滾輪
+
+            // 避免與切換輸入法的快速鍵衝突
+            if (isDown == false && (Keyboard.IsKeyDown(Key.LeftCtrl) || Keyboard.IsKeyDown(Key.RightCtrl) ||
+                Keyboard.IsKeyDown(Key.LeftShift) || Keyboard.IsKeyDown(Key.RightShift) ||
+                Keyboard.IsKeyDown(Key.LeftAlt) || Keyboard.IsKeyDown(Key.RightAlt))) {
+                isKeyboardSpace = false;
+            }
+
+            bool isMouseMiddle = Control.MouseButtons == MouseButtons.Middle; // 按著滑鼠滾輪
 
             int quickLookRunType = 0;
             if (isKeyboardSpace) { quickLookRunType = 1; }
diff --git a/Tiefsee/VW/WV_System.cs b/Tiefsee/VW/WV_System.cs
index 64321a4..3b7133d 100644
--- a/Tiefsee/VW/WV_System.cs
+++ b/Tiefsee/VW/WV_System.cs
@@ -78,14 +78,10 @@ public async Task<string> SetTiefseTask(bool val) {
     /// 取得當前是否按著空白鍵跟滑鼠滾輪
     /// </summary>
     public string GetDownKey() {
-        bool isKeyboardSpace = Keyboard.IsKeyDown(Key.Space); // 按著空白鍵
-        bool isMouseMiddle = System.Windows.Forms.Control.MouseButtons == System.Windows.Forms.MouseButtons.Middle; // 按著滑鼠滾輪
-
         var obj = new {
-            isKeyboardSpace = isKeyboardSpace,
-            isMouseMiddle = isMouseMiddle
+            isKeyboardSpace = Keyboard.IsKeyDown(Key.Space), // 按著空白鍵
+            isMouseMiddle = Control.MouseButtons == MouseButtons.Middle, // 按著滑鼠滾輪
         };
-
         return JsonSerializer.Serialize(obj);
     }