chkdsk
CautionCheck/repair a disk
chkdsk C: /f
Checks the file system; /f fixes errors, /r recovers bad sectors.
Examples
chkdsk C: /fRepair C: (reboot required)
Syntax
chkdsk <drive:> [/f] [/r]
Before you run it
System drive runs at reboot; can be slow.
Used when you see
Disk acting up (Windows)
2
See the whole flow →Scan and repair the file system/f repairs offline — back up first.
Related commands
- fsckCheck filesystem
The same reference, with no signal at all
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