Your activation key is already merged into the internet, Microsoft has blocked the key. In this case, you must first obtain or purchase a new Activation Key for Windows that is appropriate for your system. Your activation key is not appropriate for the version of Windows that you want to enable (for example, when you try to enable Pro through a Home key).
Just call here and re-enter the code, this time without any errors!
The most common reason that there is no activation on the phone is the robot voice message: 5.) If you can not activate the operating system!
