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 4 complete01Fix registry keys for Windows Update
- Fix registry keys for Windows Update
Check whether the original symptom still occurs.
If it does not helpContinue only if this check applies to your device. Consult its manufacturer if you are unsure.
02Run CHKDSK disk repair
- Run CHKDSK disk repair
Check whether the original symptom still occurs.
If it does not helpContinue only if this check applies to your device. Consult its manufacturer if you are unsure.
03Reset Windows Update components
- Reset Windows Update components
Check whether the original symptom still occurs.
If it does not helpContinue only if this check applies to your device. Consult its manufacturer if you are unsure.
04Verify system files using SFC
- Verify system files using SFC
Check whether the original symptom still occurs.
If it does not helpContinue only if this check applies to your device. Consult its manufacturer if you are unsure.
Possible causes
- Corrupted registry keys
- File system corruption
- Interrupted Windows updates
- Insufficient disk space
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