diff --git a/Flow.Launcher.Core/Resource/Theme.cs b/Flow.Launcher.Core/Resource/Theme.cs
index 00e62ad77..488e73eb6 100644
--- a/Flow.Launcher.Core/Resource/Theme.cs
+++ b/Flow.Launcher.Core/Resource/Theme.cs
@@ -30,10 +30,6 @@ namespace Flow.Launcher.Core.Resource
 
         public bool BlurEnabled { get; set; }
 
-        // due to blur only enabled when main window is loaded for the first time, this is used to track the blur status
-        // when the window is first loaded and prompt user that a restart is required for blur to take effect. 
-        public bool BlurEnabledOnloaded { get; set; }
-
         public Theme()
         {
             _themeDirectories.Add(DirectoryPath);
@@ -98,6 +94,8 @@ namespace Flow.Launcher.Core.Resource
 
                 if (Settings.UseDropShadowEffect && !BlurEnabled)
                     AddDropShadowEffectToCurrentTheme();
+
+                SetBlurForWindow();
             }
             catch (DirectoryNotFoundException e)
             {
@@ -356,6 +354,8 @@ namespace Flow.Launcher.Core.Resource
         private void SetWindowAccent(Window w, AccentState state)
         {
             var windowHelper = new WindowInteropHelper(w);
+            w.Width = 750;
+            windowHelper.EnsureHandle();
             var accent = new AccentPolicy { AccentState = state };
             var accentStructSize = Marshal.SizeOf(accent);
 
diff --git a/Flow.Launcher/Languages/en.xaml b/Flow.Launcher/Languages/en.xaml
index f04677669..efb82b478 100644
--- a/Flow.Launcher/Languages/en.xaml
+++ b/Flow.Launcher/Languages/en.xaml
@@ -40,7 +40,6 @@
     <system:String x:Key="ShouldUsePinyin">Should Use Pinyin</system:String>
     <system:String x:Key="ShouldUsePinyinToolTip">Allows using Pinyin to search. Pinyin is the standard system of romanized spelling for transliterating Chinese</system:String>
     <system:String x:Key="shadowEffectNotAllowed">Shadow effect is not allowed while current theme has blur effect enabled</system:String>
-    <system:String x:Key="blurEffectRequireRestart">Current theme has blur effect enabled for the first time, a restart is required in order to take effect</system:String>
 
     <!--Setting Plugin-->
     <system:String x:Key="plugin">Plugin</system:String>
diff --git a/Flow.Launcher/MainWindow.xaml.cs b/Flow.Launcher/MainWindow.xaml.cs
index f712f9a6e..735103938 100644
--- a/Flow.Launcher/MainWindow.xaml.cs
+++ b/Flow.Launcher/MainWindow.xaml.cs
@@ -61,11 +61,6 @@ namespace Flow.Launcher
             // show notify icon when flowlauncher is hidden
             InitializeNotifyIcon();
 
-            // currently blur can only be called when loading main window. 
-            // is there a way to set blur only once?
-            ThemeManager.Instance.SetBlurForWindow();
-            ThemeManager.Instance.BlurEnabledOnloaded = ThemeManager.Instance.BlurEnabled;
-
             WindowsInteropHelper.DisableControlBox(this);
             InitProgressbarAnimation();
             InitializePosition();
diff --git a/Flow.Launcher/ViewModel/SettingWindowViewModel.cs b/Flow.Launcher/ViewModel/SettingWindowViewModel.cs
index c3c35f256..53789d2d9 100644
--- a/Flow.Launcher/ViewModel/SettingWindowViewModel.cs
+++ b/Flow.Launcher/ViewModel/SettingWindowViewModel.cs
@@ -274,12 +274,6 @@ namespace Flow.Launcher.ViewModel
                 
                 if (ThemeManager.Instance.BlurEnabled && Settings.UseDropShadowEffect)
                     DropShadowEffect = false;
-
-                if (!ThemeManager.Instance.BlurEnabledOnloaded && ThemeManager.Instance.BlurEnabled)
-                {
-                    MessageBox.Show(InternationalizationManager.Instance.GetTranslation("blurEffectRequireRestart"));
-                    ThemeManager.Instance.BlurEnabledOnloaded = true;
-                }
             }
         }