chkdsk

Windows CMD · System · available in the simulator

What it does

Checks a disk for errors.

Syntax

chkdsk [volumen] [/f] [/v] [/r] [/x] [/scan]

Options and parameters

• /F

  Fixes errors on the disk.

  chkdsk C: /f
• /R

  Locates bad sectors and recovers readable information; implies /F.

• /X

  Dismounts the volume first if necessary; implies /F.

• /V

  Displays the name of each file checked.

• /I

  Performs a less rigorous check of index entries, NTFS only.

• /C

  Skips checking of cycles within the folder structure, NTFS only.

• /L

  Changes the log file size, NTFS only.

• /B

  Reevaluates bad clusters on the volume, NTFS only; implies /R.

• /scan

  Runs an online scan without dismounting the volume.

  chkdsk C: /scan
• /spotfix

  Runs spot fixes to quickly correct detected issues.

Usage examples

• chkdsk C:
• chkdsk C: /F
• chkdsk C: /R
• chkdsk C: /scan
• chkdsk C: /f

Related commands

• chkntfs
• convert
• date
• defrag
• diskpart
• dism