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

If you bought your PC in the last two years, you’re likely already running new certificates. You can check in your Windows ...

‘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 ...

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 ...
MUO on MSN

A hidden Windows boot certificate is about to expire — check this now

A system can still boot normally while quietly falling into a degraded security state.

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 ...
TweakTown

Microsoft is refreshing Secure Boot certificates, so you might need to update Windows

TL;DR: Secure Boot certificates in Windows 10 and 11 will expire by June 2026, risking system security and compatibility. Microsoft is issuing new certificates through updates and OEM firmware ...
Neowin

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 ...