secure boot certificate update info

notes.md

• When Secure Boot certificates expire on Windows devices

  • Secure Boot Playbook for Windows client

• Check and Update Windows Secure Boot Certificates expiring in 2026

• How to check if your PC has the updated Secure Boot certificates on Windows 11, 10

• Windows Secure Boot Certificates Expire in June. How to Verify Your PC Is Updated

• Microsoft replaces expiring Secure Boot certificates on Windows 11 – All details and how to update yours

• https://www.windowslatest.com/2026/03/30/windows-11s-secure-boot-2023-updates-are-failing-across-some-pcs-exposing-a-wider-firmware-problem/

• How To Check Secure Boot Certificates

• https://github.com/MicrosoftDocs/windows-powershell-docs/blob/main/docset/winserver2025-ps/SecureBoot/Get-SecureBootUEFI.md

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• Secure Boot certificate changes in 2026: Guidance for RHEL environments
• How to update Secure Boot certificates
  • LVFS
  • secureboot_objects
  • Secure boot certificate rollover is real but probably won't hurt you

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• https://appuals.com/windows-11-does-not-start-after-enabling-secure-boot/

• https://advantech-ncg.zendesk.com/hc/en-us/articles/37655487855641-How-to-check-Secure-Boot-state-and-imported-keys-in-Linux

• https://advantech-ncg.zendesk.com/hc/en-us/articles/37887611619993-How-to-check-Secure-Boot-state-and-imported-keys-in-Windows