It’s no secret that computers (like their users) slow down with age. Disks fill up with the detritus of use, from old file fragments to the echoes of programs that once lived but are now remembered ...

If you're ready to replace your old PC and hand it down to a friend or family member, you'll need to wipe your data and reset it. Follow these instructions to make sure you do it the right way.

If you haven't been organizing and discarding files as you go, it's likely your hard drive is stuffed with downloads, unwanted photos, file copies and other digital dust bunnies. This can reveal ...