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.

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 ...

How to check your Windows PC for expiring security certificates - a big one ends in June

A critical Windows expiration date is coming next month for more than a billion PCs - and even some Linux distros are ...
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Windows Secure Boot certificates are expiring, here is everything you need know

Secure Boot is one of the key Windows 11 hardware requirements, and its certificates will soon expire. Here is why it is important and what you need to know. About three months ago, Microsoft ...

‘Avoid Disruption’—Microsoft Updates Windows Before June Deadline

Secure Boot certificates expire on one billion PCs next month — Microsoft's latest Windows update warns if your PC is now at ...

How to check if your Windows PC is ready for the secure boot certificate expiry in June 2026

Not every Windows PC will automatically get the new Secure Boot certificates before the June 2026 deadline. Here's how to check yours and fix it before it becomes a problem.

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.

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 ...