If your PC shows a Secure Boot certificate error, you're not alone. Microsoft and HP are working on a fix, but there's no ...

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

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

The images are known as shims, which were invented to extend Secure Boot to Linux devices and utility software. Using a ...

But this Windows security feature provides a vital protection against dangerous malware—one some PCs have just lost. So what ...

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 will use standard Windows 11 updates to keep Secure Boot working on existing PCs as the operating system's original certificates near their end. The company says Secure Boot certificates ...

ESET researchers discovered 11 vulnerable UEFI shim bootloaders signed by Microsoft that allow attackers to bypass UEFI ...

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