Windows 10 22H2 build 19045.5487 (KB5051974) — release notes, downloads, known issues

Windows 10 · 22H2 · Release · Security update (Patch Tuesday)

Feature update to Windows 10, version 22H2 (19045.5487)

Windows 10 22H2: Support ended October 14, 2025 — ESU updates only

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Coverage Windows 10 Update KB5051974: New Outlook App and End of Free Support Feb 13, 2025 · names this build
Coverage Windows 10 Build 19045.5552: Key Bug Fixes and Improvements Feb 13, 2025 · Windows 10 22H2 coverage from this build's release window
Coverage Windows 10 22H2 Update KB5053606: Security Boost or System Chaos? Mar 25, 2025 · Windows 10 22H2 coverage from this build's release window
Coverage Windows 11 Dynamic Update Guide: Enhancements in KB5056378 for 22H2 & 23H2 Mar 25, 2025 · Windows 10 22H2 coverage from this build's release window
Coverage Microsoft March Update Preview: Fixes and Features for Windows 11 22H2 & 23H2 Mar 26, 2025 · Windows 10 22H2 coverage from this build's release window

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Builds sharing the .5487 minor, released within three days.