How to check if your Windows PC is ready for the secure boot certificate expiry in June 2026

Not every Windows PC will automatically get the new Secure Boot certificates before the June 2026 deadline. Here’s how to check yours and fix it before it becomes a problem.

Window’s Secure Boot certificates are expiring in June — here’s what you need to do

The Secure Boot certificates powering one of Windows’ most critical security features expire in June 2026 — and not every PC is going to get the fix automatically.