: Many online merchants sell OEM Professional keys , which are intended for manufacturers. These are typically cheaper but are locked to the first motherboard they activate on.
Buying from unofficial sources comes with several "grey market" risks: buy windows 7 professional key
Because Microsoft no longer sells Windows 7 directly, you must rely on third-party retailers or the "grey market." : Many online merchants sell OEM Professional keys
: You can occasionally find unactivated "New Old Stock" retail boxes on Amazon or eBay, though these often command a premium due to scarcity. buy windows 7 professional key