Merge pull request #239626 from mbrat2005/classic-vm-restore-faq

Add FAQ on Classic VM Backup Restore Post-retirement

Author: v-regandowner

articles/virtual-machines/migration-classic-resource-manager-faq.yml

@@ -112,6 +112,11 @@ sections:
           
           Additionally, if you want to back up the migrated VM, go to Virtual Machine management blade to [enable backup](../backup/quick-backup-vm-portal.md#enable-backup-on-a-vm).
           
+      - question: |
+          How can I restore backups of classic VMs once Classic VMs and Classic Storage Accounts are retired?
+        answer: |
+          Once classic VMs have been retired, restoring backups of classic VMs require using the `restore disks` restoration type. Classic VM disks may be restored to ARM storage accounts. After restoring the disks, you can [convert them to managed disks](scripts/virtual-machines-powershell-sample-create-managed-disk-from-vhd.md) and [create a new ARM VM with them attached](scripts/create-vm-from-managed-os-disks.md). Alternatively, you can [attach them as data disks to an existing VM](windows/attach-disk-ps.md#attach-an-existing-data-disk-to-a-vm).  
+
       - question: |
           Can I validate my subscription or resources to see if they're capable of migration? 
         answer: |