Microsoft is giving Secure Boot a 15-year refresh, so update your PC to stay safe

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Microsoft Warns Windows 10 Users of Security Risks Due to Expiring Certificates Microsoft has issued a warning to Windows 10 users regarding the expiration of Secure Boot certificates in June 2026. Users who do not upgrade or enroll in the Extended Security Updates program may face a degraded security state and miss critical future updates. 28 sources 24