Millions of Windows PCs Face a Secure Boot Update Deadline in 2026

Microsoft Secure Boot certificates from 2011 begin expiring in June 2026. Here’s how to check whether your Windows PC has the 2023 update.

Microsoft releases Windows 10 KB5087544 extended security update

Microsoft has released the Windows 10 KB5087544 extended security update to fix the May 2026 Patch Tuesday vulnerabilities ...

‘One Time Restart’—Microsoft Changes Windows After 15 Years

Microsoft is changing Windows on most PCs. Critical Secure Boot certificates will expire for the first time eve ...

Window’s Secure Boot certificates are expiring in June — here’s what you need to do

The Secure Boot certificates powering one of Windows' most critical security features expire in June 2026 — and not every PC is going to get the fix automatically.The Latest Tech News, Delivered to Yo ...
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Microsoft's latest Windows update now confirms if your PC is Secure Boot-protected - how it works

Microsoft's latest Windows update now confirms if your PC is Secure Boot-protected - how it works ...

Some Windows PCs may require manual firmware updates as Secure Boot certificates expire

Microsoft's original Windows Secure Boot certificates issued in 2011 expire in June 2026. Here's what that means for your PC and what you can do if you're not eligible for the update.

‘Action Is Needed’—Microsoft Changes Windows Update In 10 Days

Microsoft has just confirmed there are now 1.6 billion Windows users — most of whom are affected by its decision to terminate critical Secure Boot certificates for the first time since 2011. April’s ...