bad hard drive

Quickly detect bad sectors for hard drives
bad sector hard drives are always a nightmare for users and at the same time cause the performance of computers to decline. not only that, if the hard drive has bad sectors too much, it will lead to 'pitiful death' for your valuable data.
How to identify hard drive failure, hard drive failure, bad hard drive on Windows
how to know the hard drive is corrupted, the hard drive is bad, bad? if your computer has the following signs, the chances are great that it already has a problem, be prepared to take it to repair or replace the new hard drive.