diff --git a/Flow.Launcher/MainWindow.xaml.cs b/Flow.Launcher/MainWindow.xaml.cs
index 75c851ab3..8a88a3065 100644
--- a/Flow.Launcher/MainWindow.xaml.cs
+++ b/Flow.Launcher/MainWindow.xaml.cs
@@ -815,7 +815,7 @@ namespace Flow.Launcher
         public void HideStartup()
         {
             UpdatePosition();
-
+            _viewModel.MainWindowOpacity = 0.2; /*Fix Render Blinking */
             if (_settings.HideOnStartup)
             {
                 // 📌 최초 실행 시 창이 깜빡이는 문제 방지 (완전히 숨긴 상태로 시작)
@@ -834,6 +834,7 @@ namespace Flow.Launcher
                 //ThemeManager.Instance.SetBlurForWindow();
                 //ThemeManager.Instance.AutoDropShadow();
                 _viewModel.Show();
+                //_viewModel.MainWindowOpacity = 1;
             }
         }
 
diff --git a/Flow.Launcher/ViewModel/MainViewModel.cs b/Flow.Launcher/ViewModel/MainViewModel.cs
index 6b225ae06..a24d76af4 100644
--- a/Flow.Launcher/ViewModel/MainViewModel.cs
+++ b/Flow.Launcher/ViewModel/MainViewModel.cs
@@ -1412,6 +1412,7 @@ namespace Flow.Launcher.ViewModel
 
                 // WPF 속성 업데이트
                 MainWindowVisibility = Visibility.Visible;
+                MainWindowOpacity = 1;
                 MainWindowVisibilityStatus = true;
                 VisibilityChanged?.Invoke(this, new VisibilityChangedEventArgs { IsVisible = true });
             });