op sys non activate

[richardhanners]

I have an acer laptop that runs win7 ult 64bit i had to restore it with a fresh copy of windows so i used the copy i had with it but the activation key wont work what can i do it is an upgraded laptop

 

[Arc]

I have an acer laptop that runs win7 ult 64bit i had to restore it with a fresh copy of windows so i used the copy i had with it but the activation key wont work what can i do it is an upgraded laptop

You may need to follow the Option Three of http://www.sevenforums.com/tutorials/31402-clean-install-upgrade-windows-7-version.html.