When to use chkdsk /f, chkdsk /r, and chkdsk/x? You want to see existing errors, use CHKDSK /f command, you want recover readable information from back sectors, use CHKDSK /R, and dismount problematic disk, use CHKDSK /X. It also includes the functionality of /f.

CHKDSK /X: Forces the volume to dismount first, if necessary.

CHKDSK /R: Locate the bad sectors on the target hard disk and try to recover the readable information from the bad sectors (implies /F).

CHKDSK /F: Check for disk errors, not bad sectors.

What is the difference between CHKDSK /F /R and /X? CHKDSK /F, CHKDSK /R, and CHKDSK /X are the most commonly used CHKDSK commands. Based on the disk error types, you can use the different CHKDSK commands and switches to fix hard drive errors.

CHKDSK /F VS CHKDSK /R VS CHKDSK /X, What's The DifferenceĬHKDSK can fix two types of disk errors: logical errors and physical errors. Then, it automatically fixes these errors as well. Besides, CHKDSK also can be used for detecting bad sectors on the target disk that occur because of physical damage. What is CHKDSK /F /R /X? The primary function of CHKDSK /F /R /X is to scan the integrity of the file system and file system metadata on a disk volume and fix any logical file system errors that it finds. For example, when your computer freezes, you cannot access a certain disk due to a corrupted file system, then you can use the CHKDSK commands to check and fix the drive errors. The CHKDSK command is used to scan through your entire hard drive to find and fix any errors. explained by WikipediaĬHKDSK, also known as Microsoft Check Disk, is a utility that can be used in almost all Windows versions. It verifies the file system integrity of a volume and attempts to fix logical file system errors. In computing, CHKDSK (short for 'check disk') is a system tool and command in DOS, Digital Research FlexOS, IBM/Toshiba 4690 OS, IBM OS/2, Microsoft Windows and related operating systems.

Disk checker utility