tech
February 11, 2026
Windows' original Secure Boot certificates expire in June—here's what you need to do
PCs without the new certificates could eventually have trouble booting new OSes.

TL;DR
- Windows' original Secure Boot certificates, used since 2011, expire in June and October 2026.
- PCs that don't receive updated certificates by the deadline may face degraded security and compatibility issues with future operating systems.
- Windows Update is the primary method for delivering new certificates to supported systems.
- Users can check if their PC has the new certificates using PowerShell commands.
- Troubleshooting steps include ensuring a supported Windows version, enabling Secure Boot in BIOS, checking for firmware updates, and potentially resetting Secure Boot keys.
- Newer PCs built since 2024 and those shipped in 2025 often include the updated certificates.
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