F500Bt Flashdisk HELP PLEASE

Someone please help me. I did what was asked after following instructions about Flashdisk backup ,And saved it to a folder on my C: Drive And yesterday my stupid son got a virus and reformatted the drive while i was away for the day and now i have no backup of my original flashdisk. If someone could help it would be sincerely appreciated

 

sincere thanks

andy2804

and thank you to all who have done outstanding work on this excellent forum