Super User is a question and answer site for computer enthusiasts and power users. It's 100% free, no registration required.

Sign up
Here's how it works:
  1. Anybody can ask a question
  2. Anybody can answer
  3. The best answers are voted up and rise to the top

Drive worked well for years but now installs as unknown device and is not accessible. I have tried many solutions with no success. I plugged the drive into a friend's computer, it installed as unknown. Same as what happens on my xp computer. I would appreciate any suggestions. Thanks.

share|improve this question

Your Answer


By posting your answer, you agree to the privacy policy and terms of service.

Browse other questions tagged or ask your own question.