[NUC] Error 0xc004c003 When Trying To Activate Windows® on NUC
Resolution
Error code 0xC004C003 is caused when trying to active the Operating System which uses an OEM Activation 3.0 Digital Product Key. More information about the error, can be found: KB5001692: Windows Activation fails with error 0xc004c003.
The issue can be resolved by updating Windows to a later version. For instructions on updating the Windows Operating System see: Update Windows.
If the issue persists, contact Microsoft Support for further assistance.