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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 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 ...
WinBuzzer

Microsoft Refreshes Secure Boot Certificates via Windows Update

Microsoft has announced it will deliver new Secure Boot certificates via Windows Update starting March 2026 before 2011 ...

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

One of those was UEFI Secure Boot, a mechanism for verifying PC bootloaders to ensure that unverified software can’t be loaded at startup. Secure Boot was enabled but technically optional for Windows ...

Windows won’t boot? Safe Mode is the lifeline you need

Safe Mode lets Windows start with only essential drivers and services, allowing you to troubleshoot crashes, faulty drivers, ...

Microsoft rolls out new Secure Boot certificates before June expiration

Microsoft has begun rolling out updated Secure Boot certificates through monthly Windows updates to replace the original 2011 certificates that will expire in late June 2026.