From a0d4296d17af189aa10600983d8a0af038601c50 Mon Sep 17 00:00:00 2001
From: hoshiizumiya <Hoshiizumiya@outlook.com>
Date: Thu, 14 May 2026 12:38:02 +0800
Subject: [PATCH 1/2] Fix app notifications IsSupported method to always return
 true

Fix app notifications are not supported when app is running with administrator privileges (elevated). It should work in the elevated mode.
---
 dev/AppNotifications/AppNotificationManager.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dev/AppNotifications/AppNotificationManager.cpp b/dev/AppNotifications/AppNotificationManager.cpp
index bcee2ddfc5..cb5420e944 100644
--- a/dev/AppNotifications/AppNotificationManager.cpp
+++ b/dev/AppNotifications/AppNotificationManager.cpp
@@ -104,7 +104,7 @@ namespace winrt::Microsoft::Windows::AppNotifications::implementation
 
     bool AppNotificationManager::IsSupported()
     {
-        static bool isSupported{ !Security::IntegrityLevel::IsElevated() };
+        static bool isSupported = true;
         return isSupported;
     }
 

From 20bddcffaa9f805599eb6214eb8f91f1b859c8e9 Mon Sep 17 00:00:00 2001
From: hoshiizumiya <Hoshiizumiya@outlook.com>
Date: Thu, 14 May 2026 19:10:47 +0800
Subject: [PATCH 2/2] Protect call

---
 dev/AppNotifications/AppNotificationManager.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/dev/AppNotifications/AppNotificationManager.cpp b/dev/AppNotifications/AppNotificationManager.cpp
index cb5420e944..c64a484967 100644
--- a/dev/AppNotifications/AppNotificationManager.cpp
+++ b/dev/AppNotifications/AppNotificationManager.cpp
@@ -427,14 +427,20 @@ namespace winrt::Microsoft::Windows::AppNotifications::implementation
         {
             return;
         }
-
+        bool isCallingPreviewSupported = false;  
+        try  
+        {  
+            isCallingPreviewSupported = winrt::AppNotificationConferencingConfig::IsCallingPreviewSupported();  
+        }  
+        catch(...) {}  
+  
         auto logTelemetry{ AppNotificationTelemetry::Show::Start(
             g_telemetryHelper,
             m_appId,
             notification.Payload(),
             notification.Tag(),
             notification.Group(),
-            winrt::AppNotificationConferencingConfig::IsCallingPreviewSupported()) };
+            isCallingPreviewSupported) };
 
         THROW_HR_IF(WPN_E_NOTIFICATION_POSTED, notification.Id() != 0);