That depends on whether or not the computer sees the drive. If not then the drive electronics are bad or a cable is no longer seated correctly. If you can still see the drive letter but cannot access any files on it. the heads may have crashed. If that's the case. only fix is to replace the drive.
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That depends on whether or not the computer sees the drive. If not then the drive electronics are bad or a cable is no longer seated correctly. If you can still see the drive letter but cannot access any files on it. the heads may have crashed. If that's the case. only fix is to replace the drive.