kb5073724

About this tag
KB5073724 is a security-only cumulative update for Windows 10 systems enrolled in the Extended Security Updates (ESU) program or running LTSC editions. Released in 2026, this patch removes legacy modem drivers, prepares devices for updated Secure Boot certificates, and updates a bundled SQLite component. It is part of Microsoft's post-mainstream support lifecycle for Windows 10, which ended free updates on October 14, 2025. Organizations and users still on Windows 10 must install KB5073724 to maintain security compliance. The update reflects Microsoft's shift to time-boxed, paid ESU servicing for older Windows versions.

  1. Windows 10 ESU Ends 2025: Migration Paths, Pricing, and Upgrade Options

    Windows 10’s era of free, vendor-supplied security updates ended with a clear calendar cut‑off on October 14, 2025, and Microsoft’s replacement path is a time‑boxed, security‑only Extended Security Updates (ESU) program that shifts the burden — and in many cases the cost — of staying protected...
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    • agentic ai commerce clinical ai governance copilot features end-of-life software extended security updates esu generative ai healthcare kb5073724 migration planning secure boot certificates va ai safety windows 10 end of support windows 10 esu windows 11 upgrade windows eleven upgrade windows ten esu windows update enrollment
    • Replies: 3
    • Forum: Windows News

  2. Windows 10 KB5073724: ESU LTSC Security Patch Removes Legacy Modems and Renews Secure Boot

    Microsoft’s first security update for Windows 10 in 2026, KB5073724, is a compact but consequential patch: it’s a security-only cumulative for Extended Security Update (ESU) and LTSC devices that removes legacy modem drivers, prepares devices for Microsoft’s replacement Secure Boot certificates...
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    • enterprise it esu ltsc kb5073724 secure boot security updates windows 10 windows 10 security
    • Replies: 1
    • Forum: Windows News