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Some sources, documents or advisories need attention: 274/275 feeds/APIs · 469/469 docs · 7/9 advisories · checked 18:25 UTC Customize Public modeDiscuss ChangeIntel on Discord

Recorded 2 Nov 2026 at 17:30 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position. See the latest record.

Windows updateMicrosoft release information, MSRC and Windows release health

KB5055518

Windows 10, version 21H2: KB5055518 · 2025-04 B · OS build 19044.5737

What it said

KB
KB5055518
Windows versions and builds
Windows 10, version 21H2: 19044.5737 (2025-04 B); Windows 10, version 22H2: 19045.5737 (2025-04 B)
Applies to
Windows 10, version 21H2, Windows 10, version 22H2
Restart required
Not stated in collected security fixes
CVEs fixed
Unknown: security evidence or the required release is incomplete
Known issues affecting this update
None in the collected release health data
Known issues resolved
None in the collected release health data
Included security update
None identified in the collected release tables
CVEs listed directly for this KB
Unknown: security evidence or the required release is incomplete
Missing security release
April 2025
Published
8 Apr 2025 00:00 UTC
Known issues caused
None in the collected release health data

Source evidence when recorded

Windows 10 releases
Complete at observationRead 2 Nov 2026 at 17:28 UTC
Microsoft security releases
Complete at observationRead 2 Nov 2026 at 17:28 UTC
Windows known issues
Complete at observationRead 2 Nov 2026 at 17:28 UTC

Coverage describes the sources at this observation. A complete read then does not establish their current position.

What changed

  1. Known issues: None in the collected release health data
Page history

Changes are dated when recorded; day views use the last saved version from that UTC day, and citations stay fixed.

Cite this version
Field-level log (4)

Up to 100 recent field edits are shown; older edits may be outside retention.

  1. 2 Nov 2026 · 17:30:39 UTC Source coverage: msrc-cvrfIncomplete → Current
  2. 2 Nov 2026 · 16:27:39 UTC Source coverage: msrc-cvrfCurrent → Incomplete
  3. 29 Oct 2026 · 20:19:26 UTC Known issues affecting this updateNone in the collected release health data
  4. 28 Oct 2026 · 13:54:09 UTC Source coverage: windows-10-releasesIncomplete → Current
ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 11 Nov 18:25 UTC · 274 of 275 readable · 273 fully read · documentation 469/469 current

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