activation failure

  1. T

    Windows 10 activation error: 0xC004C003

    Yesterday I have upgraded my Windows 7 SP1 to Windows 10 using Get Windows 10 App. After a while I found out that it can't activate it, it says error code: 0xC004C003 I've no idea why I can't activate my Windows 10. So I went back to Windows 7, and I want to install Windows 10 again as soon as I...
This website is not affiliated, owned, or endorsed by Microsoft Corporation. It is a member of the Microsoft Partner Program.