**Steps to upgrade: ** 1：Select Start > Settings > System > Activation > change product key
then you can get a windows 10 pro key from Buy Office 2019, office 2021, Windows 10, Windows 11 at cheap price to complete the upgrade.
Price $29.99: Microsoft Windows 10 Pro License
**Price $39.99: **Buy Best Price Windows 11 Pro for Business
**Price $35.99: **Buy Microsoft Office 2019 Professional Plus for Windows
**Price $49.99: **Buy Microsoft Office 2021 Professional Plus for Windows PC
If you don’t believe, you can see our review and buy: “Review Chick Hare”