How to check your Windows PC for expiring security certificates - a big one ends in June ...

Most people will never need to think about Secure Boot certificates. They live deep in your PC’s firmware, do their job silently, and have been doing so since 2011 without asking for much in return.

Microsoft Secure Boot certificates from 2011 begin expiring in June 2026. Here’s how to check whether your Windows PC has the 2023 update. A hidden Windows security deadline is creeping toward ...