US EditionWindows Secure Boot Certificates Are Expiring. How to Verify Your PC Is Updated
4 Articles
4 Articles
Microsoft will display from April the status of safe boot certificates of the operating system in the Windows Security application, to help users manage the security of their computers.
Microsoft is currently reminding Windows users of a security detail that goes down slightly, but can have big consequences: The Secure Boot certificates of many PCs expire in June 2026 - anyone who hasn't installed any updates until then is risking problems. (Continue reading)
Windows Security App Gains Secure Boot Certificate Status Ahead of Major Certificate Refresh
On your Windows PC, the Unified Extensible Firmware Interface (UEFI) uses Secure Boot certificates to ensure that only trusted software initiates the startup sequence. The certificates currently in use were originally issued in 2011 and are set to expire in late June 2026. To address this, Microsoft has been quietly rolling out updated certificates through Windows Update. Starting in April 2026, users can check their device's status via a new in…
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