: Windows 8.1 no longer receives security updates or technical support from Microsoft. Using it online exposes your device to unpatched vulnerabilities and malware.
: The Windows Store for 8.1 is closed for new purchases, but existing keys can still be used for activation during a clean install. Local Options where can i buy windows 8.1 product key
: Avoid "product key only" listings that seem too good to be true. Many separate keys sold cheaply online are actually stolen, pirated, or volume licenses not intended for individual use. Official packages including a Certificate of Authenticity (COA) or retail boxes are more reliable for long-term use. : Windows 8
: 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. Local Options : Avoid "product key only" listings