New Windows updates replace expiring Secure Boot certificates

Microsoft has started rolling out new Secure Boot certificates that will automatically install on eligible Windows 11 24H2 ...

最新的 Windows 更新替换了过期的安全启动证书

微软已开始在受支持的 Windows 11 24H2 和 25H2 版本系统上逐步自动替换即将过期的 Secure Boot（安全启动）证书。此次更新将自动推送，旨在确保设备在 2026 年 6 月之后仍能维持安全启动功能并继续接收安全更新。
Guru3D

Windows 11 KB5074109 fixes NPU idle drain, phases Secure Boot updates

Microsoft has shipped its first Patch Tuesday update of 2026 for Windows 11, delivering cumulative update KB5074109 to ...

微软就是故意！Windows 10用户注意：多个安全启动凭证将过期

令人费解的是，用于替换的新凭证早在2023年就已签发，微软也早在去年7月就已公告需要更换凭证，但却拖到2026年1月的Windows 10累积更新（KB5073724）才正式更换。
techtimes

Microsoft Adds Secure Boot For Windows 7: You Can Use it But There's a Catch

Almost majority of the Windows users now prefer to use either the Windows 10 or the Windows 11 because of the updates. It's also important to regularly roll out upgrades for the software so your apps ...

Vital Windows 11 certificates are expiring: how to check if you’re affected

Important security certificates for Windows 11 will soon expire for many users. In some cases, you will need to take action ...

Windows is updating Secure Boot before certificates expire this June and break it

You shouldn't have to worry about much, but you can check if you have the new certificates already.
HotHardware

Researcher Claims Windows 11 Secure Boot Is Broken On Hundreds Of MSI Motherboards

Among the requirements for installing Windows 11 are two security features: Trusted Platform Module (TPM) version 2.0 and Secure Boot. As we’ve documented before ...