: Many modern hardware components (CPUs, motherboards) released after 2017 do not have official drivers for Windows 7. Buy WIndows 7 Professional license key - Microsoft Q&A
Sites like ProductSoft and SoftState often list digital keys (ESD) or physical boxes. : buy windows 7 professional from microsoft
Retail boxed and OEM versions are frequently available on eBay . : Many modern hardware components (CPUs
Marketplaces like Amazon and Newegg may still list "New Old Stock" from third-party vendors. : buy windows 7 professional from microsoft
If you purchase a new PC with or Windows 10 Pro , you may have "downgrade rights" that allow you to use a Windows 7 Pro license legally, provided you have your own installation media. Important Considerations License Types :