In June 2025, Microsoft announced that, in June 2026, it would begin deprecating Secure Boot certificates of Windows systems ...

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

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

Secure Boot helps keep your computer safe by using trusted certificates in UEFI firmware. It checks bootloaders and prevents dangerous applications from running before Windows starts. Through Secure ...

Some NVIDIA users on Reddit have warned that certain older GeForce graphics cards may face issues starting systems with Windows Secure Boot enabled after June 2026. The reason is the expiration of the ...

After disabling Secure Boot and installing other software and hardware, it may be difficult to re-activate Secure Boot without restoring your PC to the factory state. Also, be careful when changing ...