Close all open files and background apps using the drive. Disable your antivirus temporarily, or boot your PC into Safe Mode and attempt to run CHKDSK again. 2. Error: "CHKDSK is not available for RAW drives"
Type the following command and press Enter: chkdsk E: /f /r /x (Replace E: with your actual drive letter) . /f : Fixes errors. /r : Finds bad sectors and repairs them. chkdsk on external drive fix
accessing the drive:
When all repairs fail and you don't need the data: Close all open files and background apps using the drive