If you want to activate over phone any machine that doesn’t have internet connection.
Here is the steps to do it….
– First to Change Product Key Number in a Command Prompt Open an elevated
command prompt. In the elevated command prompt,Run in the command below.
>>>>> slmgr.vbs /ipk XXXXX-XXXXX-XXXXX-XXXXX-XXXXX
– Type slui.exe 4 to access the phone activation screen and follow the steps to
activate over the phone.
– If the phone number you are is not working find you local Volume license
Activation Center from the Table Below.