Buy — Windows Product Key

: Purchase directly through the "Activation" settings on your PC ($139+ for Home, $199+ for Pro).

: Major stores like Amazon , Best Buy, and Newegg sell official boxed or digital copies. 2. Third-Party "Gray Market" Resellers (Cheapest) buy windows product key

For guaranteed authenticity and support, Microsoft recommends buying directly from their store or authorized retailers. These licenses are "Retail" keys, meaning they are transferable to new hardware in the future. : Purchase directly through the "Activation" settings on