FAQ: What you need to know about expiring Windows Secure Boot certificates

A major change is coming to Windows that neither individual users nor IT admins can ignore. Here’s how to prepare.

Windows Secure Boot certificates set to expire in June – here's what it means for your PC

In an Ask Microsoft Anything livestream on YouTube, Microsoft Principal Security Engineer Arden White, Principal Software ...
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.

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 Warns Unpatched Windows 11 PCs Face June 2026 Secure Boot Block

Secure Boot, a feature first launched in 2011 with Windows 8, included an initial wave of certificates that are set to expire ...

‘Reboot Your PC’—Microsoft Changes ‘Most Windows Devices’ In June

All change for Windows Updated on May 18 with new detail about the new folder Microsoft has quietly added to your all Windows ...

‘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 ...
PC World

Your Windows PC refuses to start. Now what?

There are various reasons why Windows does not start. The first assumption is a defect in the boot environment that prevents the system from starting. However, causes can also be a defective file ...