Understanding the CHKDSK /F /R Command. CHKDSK (Check Disk) is a command-line utility in Windows that scans and repairs disk errors. It ensures the integrity of the file system and fixes logical and physical disk errors.The Role of /F and /R ParametersCHKDSK /F: This parameter fixes errors on the disk. It requires the disk to be locked, and if it can’t lock the drive, it schedules the check for the next system restart.CHKDSK /R: This parameter locates bad sectors and recovers readable informatio