Some Windows users have been reporting that their activation attempts fail with the error code 0xC004c008. The issue is reported to occur on Windows 7, Windows 8.1 and Windows 10. Windows activation error 0xC004c008 Note: This article is only relevant in those situations where the Windows
Symptoms Windows activation or validation fails when you try to activate Windows operating systems over the Internet. Additionally, you may receive one or more of the following errors: Error code: 0x80004005 Description: License Activation (SLUI.exe) failed. Error code: 0x8004FE33 Description: Acquisition of Secure Processor Certificate failed.