diff --git a/src/Misc/CorePlayer.cs b/src/Misc/CorePlayer.cs
index 20521d8..328eb9a 100644
--- a/src/Misc/CorePlayer.cs
+++ b/src/Misc/CorePlayer.cs
@@ -346,8 +346,19 @@ namespace mpvnet
                 mpv_event evt = (mpv_event)Marshal.PtrToStructure(ptr, typeof(mpv_event));
 
                 if (WindowHandle == IntPtr.Zero)
+                {
                     WindowHandle = Native.FindWindowEx(MainForm.Hwnd, IntPtr.Zero, "mpv", null);
 
+                    int GWL_STYLE = -16;
+                    uint WS_CHILD = 0x40000000;
+                    uint WS_VISIBLE = 0x10000000;
+                    uint WS_DISABLED = 0x08000000;
+                    uint WS_CLIPSIBLINGS = 0x04000000;
+
+                    Native.SetWindowLong(WindowHandle, GWL_STYLE,
+                        WS_CHILD | WS_VISIBLE | WS_DISABLED | WS_CLIPSIBLINGS);
+                }
+
                 try
                 {
                     switch (evt.event_id)
diff --git a/src/Misc/GlobalHotkey.cs b/src/Misc/GlobalHotkey.cs
index 118cc6f..53e0f35 100644
--- a/src/Misc/GlobalHotkey.cs
+++ b/src/Misc/GlobalHotkey.cs
@@ -61,9 +61,6 @@ namespace mpvnet
                 int hi = result >> 8;
                 int lo = result & 0xFF;
 
-                if (lo == -1 || hi == -1)
-                    return;
-
                 vk = lo;
 
                 if ((hi & 1) == 1) mod |= KeyModifiers.Shift;
diff --git a/src/Native/Native.cs b/src/Native/Native.cs
index 2ba9dbf..a225805 100644
--- a/src/Native/Native.cs
+++ b/src/Native/Native.cs
@@ -68,6 +68,20 @@ namespace mpvnet
                 return GetWindowLong32(hWnd, nIndex);
         }
 
+        [DllImport("user32.dll", EntryPoint = "SetWindowLong")]
+        public static extern IntPtr SetWindowLong32(IntPtr hWnd, int nIndex, uint dwNewLong);
+
+        [DllImport("user32.dll", EntryPoint = "SetWindowLongPtr")]
+        public static extern IntPtr SetWindowLong64(IntPtr hWnd, int nIndex, uint dwNewLong);
+
+        public static IntPtr SetWindowLong(IntPtr hWnd, int nIndex, uint dwNewLong)
+        {
+            if (IntPtr.Size == 8)
+                return SetWindowLong64(hWnd, nIndex, dwNewLong);
+            else
+                return SetWindowLong32(hWnd, nIndex, dwNewLong);
+        }
+
         [DllImport("gdi32.dll")]
         public static extern int GetDeviceCaps(IntPtr hdc, int nIndex);