Update Repo Link

Author: angellan-msft

articles/communication-services/tutorials/add-chat-push-notifications.md

@@ -160,10 +160,10 @@ Background Tasks offer a way to perform activities even when the app is not in t
 To ensure uninterrupted access to chat services, you need to maintain valid user access tokens. Tokens typically have a default validity period (24 hours), after which they expire, requiring renewal. Implementing an auto-refresh mechanism guarantees that the token is always valid whenever the chat application is activated.<br>
 The Chat SDK streamlines token management by automating the refresh process when a custom access token refresher is implemented. Complete the following steps to configure your chat application to support token auto-refresh:<br>
 
-1.1 Establish a Service Tier for Token Issuance<br><br> 
+1.1 Establish a Service Tier for Token Issuance<br><br>
 To ensure your chat application maintains continuous and secure user access, you need to implement a service tier dedicated to issuing tokens. One option is to leverage Azure Functions for this purpose. 
 
-To create your Azure Function, see [Build a trusted user access service using Azure Functions](XXX). This guide describes how to set up your function app and deploy the code needed to issue tokens.
+To create your Azure Function, see [Build a trusted user access service using Azure Functions](../tutorials/trusted-service-tutorial.md). This guide describes how to set up your function app and deploy the code needed to issue tokens.
 
 1.2 Implement the Token Refresher in Your Chat Application<br><br>
 Once your Azure Function is configured: <br>
@@ -191,4 +191,10 @@ Azure Notification Hub provides a scalable, easy-to-use push notification infras
 Adjust the Azure Function App to periodically send remote notifications via the Azure Notification Hub. These notifications are forwarded to the Apple Push Notification Service (APNS) and directed to the specified device. For more instructions, see [Functions-bindings-notification-hubs](https://learn.microsoft.com/en-us/azure/azure-functions/functions-bindings-notification-hubs). 
 
 4.Handle Notifications in Your App<br>
-In your iOS app, implement [the application instance method](https://developer.apple.com/documentation/uikit/uiapplicationdelegate/1623013-application) to trigger a registration auto-refresh upon receiving a silent notification.
+In your iOS app, implement [the application instance method](https://developer.apple.com/documentation/uikit/uiapplicationdelegate/1623013-application) to trigger a registration auto-refresh upon receiving a silent notification.
+
+## Related articles
+
+- [Build a trusted user access service using Azure Functions](../tutorials/trusted-service-tutorial.md)
+- [Chat Quickstart](../quickstarts/chat/get-started.md?pivots=programming-language-swift)
+- [UI Library Overview](../concepts/ui-library/ui-library-overview.md)