This is a Windows Activation error that occurs when Windows is unable to reach your company's activation service or system administrator (or the Key Management Service is unavailable). When attempting to activate the Windows operating system, users sometimes receive the 0xC004f074 error code. Key Management Service activations are usually valid for 180 days during which the computer periodically checks in with the KMS server to renew the computer's activation.
When a supported version of Microsoft Windows or Microsoft Office is installed, computer systems often attempt to discover the Key Management Service server on the network and automatically activate the license. Key Management Service (KMS) is used to enable activation of Windows operating systems and provides a way to automatically activate products such as Microsoft Windows and Microsoft Office. How To Easily Fix Windows Activation Error Code 0xC004f074
