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Microsoft has recently begun replacing expiring Secure Boot certificates on eligible Windows 11 systems running 24H2 and 25H2, according to a report by BleepingComputer. Update: As of March 9th, ...

Microsoft confirms systems without updated Secure Boot certificates will boot normally but lose some security protections.

In June 2025, Microsoft announced that, in June 2026, it would begin deprecating Secure Boot certificates of Windows systems from 2011, which were superseded by their 2023 counterparts.

Windows 11 March 2026 Patch Tuesday update adds Emoji 16.0, Sysmon, network speed test, reliability improvements, and security fixes.

Microsoft urges Windows Server admins to prepare for Secure Boot certificate updates. Expiring 2011 Secure Boot certificates in June 2026 require proactive remediation. Updated firmware trust chains ...

Microsoft has released the Windows 10 KB5078885 extended security update to fix the March 2026 Patch Tuesday vulnerabilities, ...

Microsoft's Pavan Davuluri acknowledges user feedback in an open letter, outlining six significant improvements coming to Windows 11.

This article describes how to enable Secure Boot to install Windows 11. How Do I Enable Secure Boot? The easiest way to enable Secure Boot is to do so through UEFI. It's typically listed as one of the ...