Windows Activation Errors
Updated
47 codes in this group: 30 codes on 9 full pages, 17 listed in the table below with the official meaning and a one-line summary of what Microsoft's page suggests. This code shows up when Windows tries to activate or when the product key is checked.
9 pages with the full steps
- 0xC004F074No Key Management Service (KMS) could be contacted (6 steps, 4 codes)
- 0x8007267CNo internet or activation server unavailable (3 steps)
- 0x80072F8FActivation can't verify the product key (date, time or connection) (3 steps)
- 0x803F7001Valid Windows license could not be found (6 steps)
- 0xC004C003Key used on multiple devices (4 steps)
- 0xC004C008Product key already used on another device (5 steps, 3 codes)
- 0xC004C020Volume license used on too many devices (2 steps)
- 0x803FA067Activation error (product key or activation server) (8 steps, 16 codes)
- 0xC004F211Hardware changed or no key found (3 steps, 2 codes)
General steps from Microsoft
Microsoft's pages give some steps for more than one code. Each block below names the Microsoft page and says which codes that page gives the steps for. A block applies to every code of this group only when it says so.
If this page and Microsoft's page differ, follow Microsoft's page.
From: Get help with Windows activation errors
Source: Get help with Windows activation errors (Microsoft Support), checked Nov 14, 2026. Summary in our own words; Microsoft's page has the full steps.
Microsoft gives these steps on Get help with Windows activation errors for 2 codes of this group: 0x8007232B, 0xC004E016. The page does not give them for every code of the group; check the Microsoft page before you try them on another code.
Enter a key for your edition
Microsoft gives this step for 0x8007232B.
If you typed an Enterprise key on Windows 11 Home or Pro, use a key for the edition the device actually runs.
Enter a matching key or buy Windows
Microsoft gives this step for 0xC004E016.
Type a product key that fits the version and edition installed on the device, or purchase Windows again from the Microsoft Store.
17 more codes
If this page and Microsoft's page differ, follow Microsoft's page.
| Code | Official meaning | What Microsoft's page suggests |
|---|---|---|
| 0x80004005 | Unspecified error. | Run the Activation troubleshooter; If that fails, reset the device. Resets or reinstalls Windows Microsoft advises: A reset or reinstall can remove your apps, settings and personal files, and a clean install removes everything on the drive. Back up your important files first, and if BitLocker is on, have your BitLocker recovery key ready. (Recovery options in Windows) Source: Get help with Windows activation errors (Microsoft Support), checked Nov 14, 2026. Summary in our own words; Microsoft's page has the full steps. Code facts: [MS-ERREF]: HRESULT Values (Microsoft Learn), checked Nov 14, 2026. 0x80004005 is also listed under Windows Update errors. |
| 0x800704CF | The network location cannot be reached. For information about network troubleshooting, see Windows Help. | Activate with a valid key; After a major hardware change. Source: Get help with Windows activation errors (Microsoft Support), checked Nov 14, 2026. Summary in our own words; Microsoft's page has the full steps. Code facts: System Error Codes (1000-1299) (Microsoft Learn, CC BY 4.0), checked Nov 14, 2026. |
| 0x80070652 | Another installation is already in progress. Complete that installation before proceeding with this install. | Run the Windows Update troubleshooter. Source: Get help with Windows activation errors (Microsoft Support), checked Nov 14, 2026. Summary in our own words; Microsoft's page has the full steps. Code facts: System Error Codes (1300-1699) (Microsoft Learn, CC BY 4.0), checked Nov 14, 2026. |
| 0x87E10BC6 | Server or licensing error | Wait, then run the troubleshooter and the Store. Source: Get help with Windows activation errors (Microsoft Support), checked Nov 14, 2026. Summary in our own words; Microsoft's page has the full steps. |
| 0xC0000272 | Activation server temporarily unavailable | The steps are on the Microsoft page named below. Source: [MS-ERREF]: NTSTATUS Values (Microsoft Learn), checked Nov 14, 2026. |
| 0xC004C012 | Activation server temporarily unavailable | Wait for the service. Source: Get help with Windows activation errors (Microsoft Support), checked Nov 14, 2026. Summary in our own words; Microsoft's page has the full steps. |
| 0xC004C013 | Activation server temporarily unavailable | The steps are on the Microsoft page named below. Source: [MS-ERREF]: HRESULT (Microsoft Learn), checked Nov 14, 2026. |
| 0xC004C014 | Activation server temporarily unavailable | The steps are on the Microsoft page named below. Source: [MS-ERREF]: HRESULT (Microsoft Learn), checked Nov 14, 2026. |
| 0xC004E003 | Third-party software changed system files | Go back to a restore point. Changes the Windows installation Microsoft advises: Back up your important files before you start. If BitLocker is on, you'll need your BitLocker recovery key for most recovery options in Windows RE. (Recovery options in Windows) Source: Get help with Windows activation errors (Microsoft Support), checked Nov 14, 2026. Summary in our own words; Microsoft's page has the full steps. |
| 0xC004E016 | Key is for a different version or edition | The steps are on the Microsoft page named below. Source: Get help with Windows activation errors (Microsoft Support), checked Nov 14, 2026. Summary in our own words; Microsoft's page has the full steps. |
| 0xC004E028 | Activation already in progress | Wait for the first request. Source: Get help with Windows activation errors (Microsoft Support), checked Nov 14, 2026. Summary in our own words; Microsoft's page has the full steps. |
| 0xC004F00F | Volume activation (IT): The Software Licensing Server reported that the hardware ID binding is beyond level of tolerance. | Enter a key for your edition; MAK activation: reactivate (IT administrators); KMS activation: restart or force activation (IT administrators). Source: Get help with Windows activation errors (Microsoft Support), checked Nov 14, 2026. Summary in our own words; Microsoft's page has the full steps. Source: Troubleshoot Windows activation error codes (Microsoft Learn), checked Nov 14, 2026. © Microsoft, licensed under CC BY 4.0. Steps shortened and reworded by PC Driver Update. |
| 0xC004F034 | Invalid key or wrong version | Enter a matching key. Source: Get help with Windows activation errors (Microsoft Support), checked Nov 14, 2026. Summary in our own words; Microsoft's page has the full steps. |
| 0xC004F210 | Edition mismatch | Enter a key for the installed edition; Or reinstall the licensed edition. Resets or reinstalls Windows Microsoft advises: A reset or reinstall can remove your apps, settings and personal files, and a clean install removes everything on the drive. Back up your important files first, and if BitLocker is on, have your BitLocker recovery key ready. (Recovery options in Windows) Source: Get help with Windows activation errors (Microsoft Support), checked Nov 14, 2026. Summary in our own words; Microsoft's page has the full steps. |
| 0xC004F212 | Key does not match the installed edition | Let the troubleshooter check the edition; Other options. Source: Get help with Windows activation errors (Microsoft Support), checked Nov 14, 2026. Summary in our own words; Microsoft's page has the full steps. |
| 0xC004FC03 | No internet connection or firewall block | Check the connection and firewall; Activate by phone. Source: Get help with Windows activation errors (Microsoft Support), checked Nov 14, 2026. Summary in our own words; Microsoft's page has the full steps. |
| 0xD0000272 | Activation server temporarily unavailable | The steps are on the Microsoft page named below. Source: [MS-ERREF]: NTSTATUS Values (Microsoft Learn), checked Nov 14, 2026. |