CHKDSK [drive:][[path]filename] [/F] [/V]
To learn what each switch does and how to make the most of this utility type at a command prompt: chkdsk /? ...and this will give you the details you need to run this utility. You can then save the errors it finds and go through them one by one o determine if they are worth keeping. This command will work on any Windows machine. I will cover the Linux version of this type of tool and also other file recovery methods in a future post.