Fix bug

fis/MainWindow.axaml.cs

@@ -202,12 +202,6 @@ namespace fis
             {
                 Logger.WriteShellLog("ShowInTaskbar cancelled");
                 ShowInTaskbar = false;
-                var windowTitleBar = this.FindControl<WindowsTitleBar>("WinTitleBar");
-                if (windowTitleBar != null)
-                {
-                    windowTitleBar.IsVisible = true;
-                    windowTitleBar.Height = 32;
-                }
                 Hide();
     
             }