How long does CHKDSK take?

CHKDSK can take up to a few hours depending on the number of files it needs to scan. Commands like chkdsk /r check the entire disk for bad sectors, which can take significantly longer than scans like chkdsk /scan, which only checks for file system errors.

Yes, CHKDSK is safe to use. It is a built-in Windows tool designed to detect and repair disk issues without causing harm to your data.

Does CHKDSK fix corrupt files?

By itself, CHKDSK doesn't fix corrupt files. However, the chkdsk /r command scans and fixes corrupt files across your computer. You can also use chkdsk /spotfix to fix specific files found in smaller scans.

Does CHKDSK create log files?

Yes, you can retrieve CHKDSK log files by using report commands like chkdsk /v, to generate a report on corrupted files. You can view these logs in the Event Viewer, reachable from the Windows start menu.

Which is better, CHKDSK /r or /f?

Chkdsk /f is best if you need a quick scan to fix file system errors, while Chkdsk /r is better if you suspect bad sectors on your drive and want to relocate data from them. Since Chkdsk /r includes everything Chkdsk /f does while also scanning for bad sectors, it takes longer to run.

How to run CHKDSK from BIOS

You cannot run CHKDSK from the BIOS. Instead, try running CHKDSK from installation media.

How to run CHKDSK on a specific drive

You can run CHKDSK on a specific drive by opening Command Prompt and typing in chkdsk c:/ followed by your command, replacing the “c:/” with your disk drive letter. You can find all your drives under This PC in File Explorer.

How to scan and repair hard disk issues with the CHKDSK command

Keep your computer running smoothly

Download Norton Utilities Ultimate to clean junk files and improve your computer’s performance.

Get it now

Revitalize your computer

Install Norton Utilities Ultimate to clean junk files and improve your computer’s performance.

Get it now

Revitalize your computer

Install Norton Utilities Ultimate to clean junk files and improve your computer’s performance.

Get it now

Go to Account to download services
Go to account

When autocomplete results are available use up and down arrows to review and enter to select. Touch device users, explore by touch or with swipe gestures.