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How to Run CHKDSK in Windows 11

This guide shows the easiest ways to run CHKDSK in Windows 11. It also explains why the system drive often needs a scheduled boot-time scan instead of running fully inside Windows.

Start here

Start with the fastest command or direct open action

This block comes first on purpose. Copy one command, open PowerShell, Windows Terminal, Run, or Start search, paste the exact text, press Enter, then do the slower click-by-click checks underneath only if you still need them.

This page is mostly menu-based, so the exact click path matters more than a command here.

Overview

What this guide helps you do

CHKDSK helps when Windows reports drive errors, a volume needs checking, or you want to fix file-system issues before they grow into bigger problems.

  • CHKDSK repairs file-system problems; it is not a normal speed-up trick.
  • The exact runtime depends on drive size, health, and whether you use /f or /r.
  • If you suspect hardware failure, also check SMART health and backups.

When to use this

When to use this guide

Best for users who saw a file-system warning, experienced disk-related errors, or want the correct CHKDSK process for drive maintenance.

Before you start

What to review first

Close your work first. If you run CHKDSK on the Windows drive, you may need to approve a restart scan before it can fully check the volume.

Do this exactly

Open the right Windows area first, then follow the changes one by one

  1. Open Windows Terminal as administrator.
  2. Type chkdsk C: /f and press Enter if you want to check the Windows drive.
  3. If Windows says the drive is in use, type Y and press Enter to schedule the scan on the next restart.
  4. Restart the PC and let the scan finish before logging back in.
  5. After Windows starts again, read the result summary or Event Viewer entry if you want more details.

Exact click path

Tell the user exactly what to open and press

Do not change ten things at once. Open the exact Windows page first, make one clear change, then check whether it solved the problem before moving on.

Fast open: Press Start, type Terminal, and open Windows Terminal as administrator for the command method.

Try a faster path

Best for users who saw a file-system warning, experienced disk-related errors, or want the correct CHKDSK process for drive maintenance.

Open the Windows section

How to use

Close your work first. If you run CHKDSK on the Windows drive, you may need to approve a restart scan before it can fully check the volume.

Related pages

Keep going with the next useful page

Use these links when you want the matching script, another Windows help page, or a browser tool for the same job.

Open the tools section Browse all script pages Open the Windows section How to Stop Windows from Tracking Activity How to Disable Telemetry Safely How to Remove Personal Metadata from Files Before Sharing

FAQ

Questions about How to Run CHKDSK in Windows 11

Do I always need to restart?

Not always. Data drives can often be checked immediately, but the active Windows drive commonly needs a restart.

Can I run CHKDSK from File Explorer instead?

Yes. File Explorer offers an error-checking path, but the command method gives you clearer control over switches like /f and /r.