Merge pull request #109739 from altaiena/patch-3

Update quickstart-wordpress.md

Author: Court72

articles/app-service/quickstart-wordpress.md

@@ -46,6 +46,9 @@ To complete this quickstart, you need an Azure account with an active subscripti
 1. Select the **Advanced** tab. If you're unfamiliar with an [Azure CDN](../cdn/cdn-overview.md), [Azure Front Door](../frontdoor/front-door-overview.md), or [Blob Storage](../storage/blobs/storage-blobs-overview.md), then clear the checkboxes. For more details on the Content Distribution options, see [WordPress on App Service](https://azure.github.io/AppService/2022/02/23/WordPress-on-App-Service-Public-Preview.html).
 
     :::image type="content" source="./media/quickstart-wordpress/08-wordpress-advanced-settings.png" alt-text="Screenshot of WordPress Advanced Settings.":::
+    
+   > [!NOTE]
+   > The WordPress app requires a virtual network with an address space of /23 at minimum. 
 
 1. Select the **Review + create** tab. After validation runs, select the **Create** button at the bottom of the page to create the WordPress site.