Merge pull request #280055 from jaganth/patch-28

Update explorer.md

Author: prmerger-automator[bot]

articles/service-bus-messaging/explorer.md

@@ -217,12 +217,17 @@ After peeking or receiving a message, we can resend it, which will send a copy o
 
     :::image type="content" source="./media/service-bus-explorer/queue-resend-selected-messages.png" alt-text="Screenshot showing the resend messages experience." lightbox="./media/service-bus-explorer/queue-resend-selected-messages.png":::
 
-    > [!NOTE]
+    > [!NOTE] 
     > - The resend operation sends a copy of the original message. It doesn't remove the original message that you resubmit. 
     > - If you resend a message in a dead-letter queue of a subscription, a copy of the message is sent to the topic. Therefore, all subscriptions will receive a copy of the message. 
 
 ## Switch authentication type
 
+> [!NOTE] 
+> To use Microsoft Entra ID (Azure Active Directory) authentication the following are required:
+> - The user/service principal is assigned the 'Azure Service Bus Data Owner' role. No other built in or customer roles are supported.
+> - The 'Azure Service Bus Data Owner' role has to be assigned at the namespace scope. Assignment at queue or topic scope is not supported.
+
 When working with Service Bus Explorer, it's possible to use either **Access Key** or **Microsoft Entra ID** authentication.
 
 1. Select the **Settings** button.