Lenovo devices tested for windows 10 version 1809.
Windows 7 upgrade to windows 10 pro.
Hp products tested with windows 10.
To upgrade from windows 10 home to windows 10 pro and activate your device you ll need a valid product key or a digital license for windows 10 pro.
How the free upgrade works.
If you re running windows 10 home select get windows 10 pro to upgrade your device.
Acer windows 10 creators update.
Before upgrading to windows 10 pro make sure your device is up to date and running the most recent version of windows 10 home.
When you install windows 10 your current windows 7 pro will be moved to a new folder called windows old.
When you are happy with windows 10 you can just delete the windows old folder.
You can of course revert back to your old operating system if you so wish but i cannot see any reason why you would want to as win 10 is a much superior system.
Assuming you re using a windows pc with a genuine and activated windows 7 or windows 8 key you can upgrade to windows 10 in just a few clicks.
If you are installing windows 10 on a pc running windows xp or windows vista or if you need to create installation media to install windows 10 on a different pc see using the tool to create installation media usb flash drive dvd or iso file to install windows 10 on a different pc section below.