Merge pull request #49924 from cephalin/issue8454

#8454

Author: PRMerger16

articles/app-service/web-sites-backup.md

@@ -55,6 +55,7 @@ The following database solutions are supported with backup feature:
 * Backups can be up to 10 GB of app and database content. If the backup size exceeds this limit, you get an error.
 * Backups of SSL enabled Azure Database for MySQL is not supported. If a backup is configured, you will get failed backups.
 * Backups of SSL enabled Azure Database for PostgreSQL is not supported. If a backup is configured, you will get failed backups.
+* In-app MySQL databases are automatically backed up without any configuration. If you make manually settings for in-app MySQL databases, such as adding connection strings, the backups may not work correctly.
 * Using a firewall enabled storage account as the destination for your backups is not supported. If a backup is configured, you will get failed backups.
 
 
@@ -85,7 +86,9 @@ The following database solutions are supported with backup feature:
     ![Choose storage account](./media/web-sites-backup/03ConfigureDatabase1.png)
 
    > [!NOTE]
-   > For a database to appear in this list, its connection string must exist in the **Connection strings** section of the **Application settings** page for your app.
+   > For a database to appear in this list, its connection string must exist in the **Connection strings** section of the **Application settings** page for your app. 
+   >
+   > In-app MySQL databases are automatically backed up without any configuration. If you make manually settings for in-app MySQL databases, such as adding connection strings, the backups may not work correctly.
    > 
    > 
 6. In the **Backup Configuration** page, click **Save**.