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Update Summary

KB5086672 updates Windows 11 25H2 and 24H2 to OS Builds 26200.8117 and 26100.8117. It includes prior March 2026 improvements and fixes a setup error that could block KB5079391 installation with 0x80073712. Reference IDs: KB5079473, KB5085516, KB5079387.

Update Details

Bug Fixes

  • Fixed a setup issue where some devices could fail to install the March 2026 preview update KB5079391 with error 0x80073712.
  • Includes cumulative quality improvements from KB5079473, KB5085516, and KB5079391.

New Features

  • Updates AI components: Image Search, Content Extraction, Semantic Analysis, and Settings Model to version 1.2603.377.0.

Hints

  • Offered through Windows Update to devices that already installed KB5079473 or later, and available manually from the Microsoft Update Catalog.
  • IT administrators using Microsoft Intune or Windows Autopatch should follow Microsoft guidance for expedited deployment.
  • If Get the latest updates as soon as they’re available is enabled, the update may be offered automatically; otherwise install it from Settings > Windows Update.
Product Information

Vendor: Microsoft

Product: Windows 11

Version: OS Builds 26200.8117 and 26100.8117

Release date: Mar 31, 2026