: Major stores like Amazon , Best Buy, and Newegg sell official boxed or digital copies. 2. Third-Party "Gray Market" Resellers (Cheapest)
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. buy windows product key
Keys sold for $5–$30 are typically OEM (Original Equipment Manufacturer) or Volume licenses. : Major stores like Amazon , Best Buy,