IT Services Circle

Jun 20, 2026 · Information Security

Win11 UEFI Update: Why It Could Brick Your PC

The article explains the role of the legacy UEFI CA 2011 certificate, its upcoming expiration on June 24 2026, how Microsoft’s new CA 2023 certificates coexist, the risks of blacklisting, and what users should know before manually updating or relying on automatic updates to avoid a bricked system.