Microsoft officially , and no longer sells product keys directly. To acquire a key in 2026, you must rely on third-party retailers, "gray market" key sellers, or secondary markets like eBay. Recommended Retailers & Pricing
: Retail keys are transferable to other PCs, while OEM keys (like those from Kinguin or Eneba) tie themselves to the first motherboard they activate on and cannot be moved. where can i buy windows 8.1 product key
: Windows 8.1 no longer receives security updates or technical support from Microsoft. Using it online exposes your device to unpatched vulnerabilities and malware. Microsoft officially , and no longer sells product
Because Microsoft no longer stocks this software, prices vary significantly based on whether the key is a retail box, a digital license, or an OEM (Original Equipment Manufacturer) key. Product Type Estimated Price Digital License Key FastSoftwares.com Pro License (32/64 Bit) Kinguin.net Eneba.com Pro OEM Key (Global) eBay Retail Box (License + Media) Critical Purchase Considerations : Windows 8