: This usually applies only to OEM versions of Pro software pre-installed on business-class computers (like Dell Latitudes or HP EliteBooks). 4. Beware of "Cheap" Digital Keys
This allows you to legally use Windows 7 Pro instead of the newer version. how to buy windows 7 license
Buying an official Windows 7 license today is difficult because Microsoft officially ended sales and support years ago. However, if you specifically need it for legacy software or older hardware, 1. Check for an Existing OEM Key : This usually applies only to OEM versions