Merge pull request #280531 from AbdullahBell/patch-129

Azure Firewall Manager: Minor Update: Tutorial: Secure your virtual hub using Azure Firewall Manager

Author: prmerger-automator[bot]

articles/firewall-manager/secure-cloud-network.md

@@ -32,7 +32,7 @@ In this tutorial, you learn how to:
 > It is also possible to convert an existing hub to a secured hub using the Azure portal, as described in [Configure Azure Firewall in a Virtual WAN hub](../virtual-wan/howto-firewall.md). But like Azure Firewall Manager, you can't configure **Availability Zones**.
 > To upgrade an existing hub and specify **Availability Zones** for Azure Firewall (recommended) you must follow the upgrade procedure in [Tutorial: Secure your virtual hub using Azure PowerShell](secure-cloud-network-powershell.md).
 
-:::image type="content" source="media/secure-cloud-network/secure-cloud-network.png" alt-text="Diagram showing the secure cloud network.":::
+:::image type="content" source="media/secure-cloud-network/secure-cloud-network.png" alt-text="Diagram showing the secure cloud network." lightbox="media/secure-cloud-network/secure-cloud-network.png":::
 
 ## Prerequisites