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Ian Boyd
Ian Boyd
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First the best way to go is to clone the drive. Then Then use chkdsk /Bchkdsk /B on the new working drive.

Now as far as unmarking a real bad sector that is tricky. You You could use SpinRite(grc.com) or mhdd (turn remap ON) Either:

Either product should remap the bad sector then CHKDSK /B should unmark it.

Download gpartedgparted or partedmagicpartedmagic ISO.

http://gparted.org/download.php

Boot from it, and shrink the partition. This

This will work because windows is NOT running so this software shrink the partition no matter what. Then chkdsk /Bchkdsk /B will handle the rest.

If all this fails you are now in for an ugly road of pain. You You need to get a sector editor and manually edit the file system. Unfortunately, it is beyond the scope of my knowledge for NTFS. For FAT or FAT32 it is super simple.

First the best way to go is to clone the drive. Then use chkdsk /B on the new working drive.

Now as far as unmarking a real bad sector that is tricky. You could use SpinRite(grc.com) or mhdd (turn remap ON) Either product should remap the bad sector then CHKDSK /B should unmark it.

Download gparted or partedmagic ISO.

http://gparted.org/download.php

Boot from it, and shrink the partition. This will work because windows is NOT running so this software shrink the partition no matter what. Then chkdsk /B will handle the rest.

If all this fails you are now in for an ugly road of pain. You need to get a sector editor and manually edit the file system. Unfortunately, it is beyond the scope of my knowledge for NTFS. For FAT or FAT32 it is super simple.

First the best way to go is to clone the drive. Then use chkdsk /B on the new working drive.

Now as far as unmarking a real bad sector that is tricky. You could use:

Either product should remap the bad sector then CHKDSK /B should unmark it.

Download gparted or partedmagic ISO. Boot from it, and shrink the partition.

This will work because windows is NOT running so this software shrink the partition no matter what. Then chkdsk /B will handle the rest.

If all this fails you are now in for an ugly road of pain. You need to get a sector editor and manually edit the file system. Unfortunately, it is beyond the scope of my knowledge for NTFS. For FAT or FAT32 it is super simple.

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cybernard
cybernard
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First the best way to go is to clone the drive. Then use chkdsk /B on the new working drive.

Now as far as unmarking a real bad sector that is tricky. You could use SpinRite(grc.com) or mhdd (turn remap ON) Either product should remap the bad sector then CHKDSK /B should unmark it.

Download gparted or partedmagic ISO. Boot

http://gparted.org/download.php

Boot from it, and shrink the partition. This will work because windows is NOT running so this software shrink the partition no matter what. Then chkdsk /B will handle the rest.

If all this fails you are now in for an ugly road of pain. You need to get a sector editor and manually edit the file system. Unfortunately, it is beyond the scope of my knowledge for NTFS. For FAT or FAT32 it is super simple.

First the best way to go is to clone the drive. Then use chkdsk /B on the new working drive.

Now as far as unmarking a real bad sector that is tricky. You could use SpinRite(grc.com) or mhdd (turn remap ON) Either product should remap the bad sector then CHKDSK /B should unmark it.

Download gparted or partedmagic ISO. Boot from it, and shrink the partition. This will work because windows is NOT running so this software shrink the partition no matter what. Then chkdsk /B will handle the rest.

If all this fails you are now in for an ugly road of pain. You need to get a sector editor and manually edit the file system. Unfortunately, it is beyond the scope of my knowledge for NTFS. For FAT or FAT32 it is super simple.

First the best way to go is to clone the drive. Then use chkdsk /B on the new working drive.

Now as far as unmarking a real bad sector that is tricky. You could use SpinRite(grc.com) or mhdd (turn remap ON) Either product should remap the bad sector then CHKDSK /B should unmark it.

Download gparted or partedmagic ISO.

http://gparted.org/download.php

Boot from it, and shrink the partition. This will work because windows is NOT running so this software shrink the partition no matter what. Then chkdsk /B will handle the rest.

If all this fails you are now in for an ugly road of pain. You need to get a sector editor and manually edit the file system. Unfortunately, it is beyond the scope of my knowledge for NTFS. For FAT or FAT32 it is super simple.

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cybernard
cybernard
  • 14.2k
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  • 30
  • 35

First the best way to go is to clone the drive. Then use chkdsk /B on the new working drive.

Now as far as unmarking a real bad sector that is tricky. You could use SpinRite(grc.com) or mhdd (turn remap ON) Either product should remap the bad sector then CHKDSK /B should unmark it.

Download gparted or partedmagic ISO. Boot from it, and shrink the partition. This will work because windows is NOT running so this software shrink the partition no matter what. Then chkdsk /B will handle the rest.

If all this fails you are now in for an ugly road of pain. You need to get a sector editor and manually edit the file system. Unfortunately, it is beyond the scope of my knowledge for NTFS. For FAT or FAT32 it is super simple.