# chkdsk > Check file system and volume metadata for errors. > More information: . - Specify the drive letter (followed by a colon), mount point, or volume name to check: `chkdsk {{volume}}` - Fix errors on a specific volume: `chkdsk {{volume}} /f` - Dismount a specific volume before checking: `chkdsk {{volume}} /x` - Change the log file size to the specified size (only for NTFS): `chkdsk /l{{size}}`