You need a document, photo or other file that you're sure was deleted. You've searched your hard drive. You've scoured the Recycle Bin. No sign of it? Don't panic. As long as you act quickly, you can ...

Q. I have a hard drive with valuable information on it, but I can't seem to access it — the drive is either damaged or erased. Is there any way I can see what's on the drive and get it off? Don't ...