![]() ![]() Being sudo can give you access, so: sudo fsck /dev/sdb It means that you don't have access to the drive. ![]() Now, as for the error message you've pasted in your question (as of my writing this), that error has nothing to do with bad sectors. Some data may be lost or corrupted depending on how it fails. The sector may stay good, but it will just as likely become bad again. While there may be ways to force the drive to un-mark a sector as bad, allowing you to use it again, this is likely not a good idea. ![]() Your system can continue to use the drive by marking that sector as unusable, but if you have enough bad sectors, or a SMART tool triggers a warning level, you might consider a drive replacement, as bad sectors can be a sign that more sectors, or the whole drive, might fail soon. It means that a part of your drive is damaged to the extent that it can no longer reliably be read from and/or written to. Unless you have reason to believe that your drive marked these sectors as bad incorrectly, you cannot "fix" them. A bad sector on a drive is a sign of permanent damage to the drive. ![]()
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