diff --git a/.github/actions/spelling/expect.txt b/.github/actions/spelling/expect.txt
index 9dad6925d..78ae8476b 100644
--- a/.github/actions/spelling/expect.txt
+++ b/.github/actions/spelling/expect.txt
@@ -22,6 +22,7 @@ Google
 Customise
 UWP
 uwp
+Uwp
 Bokmal
 Bokm
 uninstallation
@@ -89,3 +90,8 @@ Noresult
 wpftk
 mkv
 flac
+IPublic
+keyevent
+KListener
+requery
+vkcode
diff --git a/.github/actions/spelling/patterns.txt b/.github/actions/spelling/patterns.txt
index 2f4ff418d..903714aef 100644
--- a/.github/actions/spelling/patterns.txt
+++ b/.github/actions/spelling/patterns.txt
@@ -115,3 +115,6 @@
 
 #http/https
 (?:\b(?:https?|ftp|file)://)[-A-Za-z0-9+&@#/%?=~_|!:,.;]+[-A-Za-z0-9+&@#/%=~_|]
+
+# UWP
+[Uu][Ww][Pp]
diff --git a/Flow.Launcher/Notification.cs b/Flow.Launcher/Notification.cs
index 57c1e88f2..64db5c213 100644
--- a/Flow.Launcher/Notification.cs
+++ b/Flow.Launcher/Notification.cs
@@ -1,7 +1,9 @@
 using Flow.Launcher.Infrastructure;
+using Flow.Launcher.Infrastructure.Logger;
 using Microsoft.Toolkit.Uwp.Notifications;
 using System;
 using System.IO;
+using System.Windows;
 using Windows.Data.Xml.Dom;
 using Windows.UI.Notifications;
 
@@ -17,8 +19,16 @@ namespace Flow.Launcher
                 ToastNotificationManagerCompat.Uninstall();
         }
 
-        [System.Diagnostics.CodeAnalysis.SuppressMessage("Interoperability", "CA1416:Validate platform compatibility", Justification = "<Pending>")]
         public static void Show(string title, string subTitle, string iconPath = null)
+        {
+            Application.Current.Dispatcher.Invoke(() =>
+            {
+                ShowInternal(title, subTitle, iconPath);
+            });
+        }
+
+        [System.Diagnostics.CodeAnalysis.SuppressMessage("Interoperability", "CA1416:Validate platform compatibility", Justification = "<Pending>")]
+        private static void ShowInternal(string title, string subTitle, string iconPath = null)
         {
             // Handle notification for win7/8/early win10
             if (legacy)
@@ -32,11 +42,33 @@ namespace Flow.Launcher
                 ? Path.Combine(Constant.ProgramDirectory, "Images\\app.png")
                 : iconPath;
 
-            new ToastContentBuilder()
-                .AddText(title, hintMaxLines: 1)
-                .AddText(subTitle)
-                .AddAppLogoOverride(new Uri(Icon))
-                .Show();
+            try
+            {
+                new ToastContentBuilder()
+                    .AddText(title, hintMaxLines: 1)
+                    .AddText(subTitle)
+                    .AddAppLogoOverride(new Uri(Icon))
+                    .Show();
+            }
+            catch (InvalidOperationException e)
+            {
+                // Temporary fix for the Windows 11 notification issue
+                // Possibly from 22621.1413 or 22621.1485, judging by post time of #2024
+                Log.Exception("Flow.Launcher.Notification|Notification InvalidOperationException Error", e);
+                if (Environment.OSVersion.Version.Build >= 22621)
+                {
+                    return;
+                }
+                else
+                {
+                    throw;
+                }
+            }
+            catch (Exception e)
+            {
+                Log.Exception("Flow.Launcher.Notification|Notification Error", e);
+                throw;
+            }
         }
 
         private static void LegacyShow(string title, string subTitle, string iconPath)
diff --git a/Flow.Launcher/PublicAPIInstance.cs b/Flow.Launcher/PublicAPIInstance.cs
index ec997f537..e5b3e1f61 100644
--- a/Flow.Launcher/PublicAPIInstance.cs
+++ b/Flow.Launcher/PublicAPIInstance.cs
@@ -68,6 +68,7 @@ namespace Flow.Launcher
             UpdateManager.RestartApp(Constant.ApplicationFileName);
         }
 
+        [Obsolete("Typo")]
         public void RestarApp() => RestartApp();
 
         public void ShowMainWindow() => _mainVM.Show();
@@ -92,10 +93,7 @@ namespace Flow.Launcher
 
         public void ShowMsg(string title, string subTitle, string iconPath, bool useMainWindowAsOwner = true)
         {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                Notification.Show(title, subTitle, iconPath);
-            });
+            Notification.Show(title, subTitle, iconPath);
         }
 
         public void OpenSettingDialog()