MUO on MSN

Your Windows PC might stop booting in June 2026 — here’s why and how to fix it

Ensure your PC boots safely before Secure Boot changes.

Windows’ original Secure Boot certificates expire in June—here’s what you need to do

Secure Boot has relied on the same security certificates to verify bootloaders since 2011, during the development cycle for Windows 8. But those original certificates are set to expire in June and ...

Windows Secure Boot certificates are expiring after more than 15 years

Microsoft is reminding users that the Secure Boot ecosystem will soon require a mandatory check-up. The Redmond-backed security protocol, part of the UEFI specification and primarily ...

Microsoft to Roll Out New Secure Boot Certificates to Keep Old Windows PCs Secure

Microsoft is preparing to roll out new Secure Boot certificates via Windows Update to keep old PCs protected from boot‑level ...
PCMag on MSN

Upgrade now: Microsoft issues security warning to those still on Windows 10

Microsoft's Secure Boot certificates expire in June, and unless you've enrolled in its 'Extended Security Updates' program, ...
TweakTown

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

Refreshing new certificates represents one of the largest coordinated security maintenance efforts across the Windows ecosystem,' Microsoft explains.

Microsoft is keeping Secure Boot alive with Windows updates

Microsoft is automatically replacing boot-level security certificates on Windows devices before they start expiring later this year. The new Secure Boot certificates will be rolled out as part of the ...