Fix Error 0xC004E003 — Windows & Office Activation
Error **0xC004E003** appears when license store is corrupted, often after Windows upgrade or feature update. This page shows the exact fix that works in 2026 on every Windows version and every Office edition.
What error 0xC004E003 actually means
Licensing evaluation failed. License store is corrupted, often after Windows upgrade or feature update.
The fix that works (2026)
Run elevated cmd: slmgr /rilc then slmgr /rearm, reboot, then re-run KMSAuto Net and pick KMS or HWID.
Step-by-step recovery
- Open PowerShell as Administrator (Win+X → Terminal (Admin))
- Run slmgr /upk to remove any blocked product key
- Run slmgr /rilc to reload the licensing cache
- Reboot Windows
- Download KMSFull.com
- Run KMSAuto.exe as administrator and pick the right method (HWID for Home/Pro, KMS for Enterprise, Ohook for Office)
Still seeing 0xC004E003?
If the error persists, the most common remaining cause is third-party antivirus blocking the activation request — temporarily disable it and retry. See the full FAQ for advanced diagnostics.
Frequently asked questions
▸What does error 0xC004E003 mean?
Licensing evaluation failed. License store is corrupted, often after Windows upgrade or feature update.
▸How do I fix 0xC004E003 quickly?
Run elevated cmd: slmgr /rilc then slmgr /rearm, reboot, then re-run KMSAuto Net and pick KMS or HWID.
▸Will KMSFull.com fix 0xC004E003?
Yes — KMSFull.com 2026 handles 0xC004E003 automatically by switching activation method, refreshing the GVLK, and retrying with elevated rights. Download and run directly — no password needed.
▸Does this error affect Windows or Office?
Error 0xC004E003 can appear on both Windows (slmgr) and Office (ospp.vbs / Click-to-Run). The fix is identical — restore the licensing store and re-run a working activator.
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Free, safe and open source — supports every Windows & Office release through 2026.
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