Storage · high

How to fix Chkdsk is stuck on stage 3 or 4

Error code: CHKDSK-STAGE3-STUCK

What this error means

The chkdsk disk checker is stuck at stage 3 (Security Descriptors) or 4 and is not progressing.

Updated

Before you begin

Save open work and back up important files. Use instructions for your exact device and software version. If Windows cannot start, see the startup guide.

Work through these checks

0 of 3 complete
01Let chkdsk finish - for HDDs, phase 3 can take hours
  1. Let chkdsk finish - for HDDs, phase 3 can take hours
What to expect

Check whether the original symptom still occurs.

If it does not help

Continue only if this check applies to your device. Consult its manufacturer if you are unsure.

Browse related errors
02Data backup is priority number 1
  1. Data backup is priority number 1
What to expect

Check whether the original symptom still occurs.

If it does not help

Continue only if this check applies to your device. Consult its manufacturer if you are unsure.

Browse related errors
03If chkdsk does not progress for 12+ hours, do a backup and replace the drive
  1. If chkdsk does not progress for 12+ hours, do a backup and replace the drive
What to expect

Check whether the original symptom still occurs.

If it does not help

Continue only if this check applies to your device. Consult its manufacturer if you are unsure.

Browse related errors

Possible causes

  • Extremely large number of file system errors
  • Bad sectors on the HDD slow down the operation for hours
  • The hard drive is physically damaged and takes too long to read