On June 24th, several older Microsoft certificates expired, meaning that many Windows 10 and 11 users need to update their ...

Secure Boot Certificate update is failing on some Windows 11 computers and users see a message. This post explains why and ...

Certain older devices that cannot receive updates via their OEM may not be able to install the latest Secure Boot certificate ...

A crucial Windows security certificate just expired - how to check your PC ...

PCWorld explains Windows Secure Boot as a critical security feature that acts like a checkpoint, verifying software before Windows loads to prevent bootkit malware infections. The 2011 Secure Boot ...

Microsoft’s June 24th Secure Boot certificate deadline affects Key Exchange Keys, not causing complete system failures, but PCWorld recommends prompt updates for ...

The big picture: The Secure Boot certificates Microsoft originally issued in 2011 for Windows devices are set to expire next month. The company is currently rolling out new Secure Boot keys to ...

A major change is coming to Windows that neither individual users nor IT admins can ignore. Here’s how to prepare. Microsoft is preparing to make a significant change to the Secure Boot system in ...

The older Secure Boot Certificates are expiring in June and October 2026. Microsoft has shared a timeline on its official websites showing which certificates are expiring in June and October 2026. The ...

Microsoft has confirmed that Secure Boot certificate updates are failing or being blocked on some Windows 11 PCs.