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Buying in 2026 is no longer possible through official Microsoft channels , as technical support and security updates officially ended on January 10, 2023 . While you can still find licenses from third-party retailers, using this operating system today poses significant security risks. Where to Buy Windows 8.1 buy microsoft 8.1
Since Microsoft stopped selling the OS years ago, you must rely on the secondary market. : Many ultra-cheap keys sold on discount sites