22621 22631

About this tag
The tag 22621 22631 refers to the OS build numbers for Windows 11 versions 22H2 and 23H2. Content under this tag covers cumulative updates and servicing stack updates for these builds, including the August 2025 Patch Tuesday update KB5063875 and the out-of-band fix KB5066189. These updates address security issues, restore Reset and cloud recovery workflows, and improve update reliability. The tag is relevant for users and IT administrators managing Windows 11 devices on these specific build versions, focusing on update deployment, troubleshooting, and system maintenance.

  1. Windows 11 22621/22631: OOB KB5066189 Restores Reset & Cloud Recovery

    Microsoft released an out‑of‑band (OOB) fix on August 19, 2025 that restores Windows’ Reset and cloud recovery workflows for devices on the 22621/22631 servicing families (Windows 11 22H2 and 23H2) after an August security cumulative caused those flows to fail; the update, published as KB5066189...
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    • 22621 22631 cloud recovery enterprise it intune it admin kb5066189 mdm microsoft support oob update out-of-band patch patch remotewipe reset pc secure boot servicing stack update ssu windows 11 windows recovery windows update winre
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    • Forum: Windows News

  2. Windows 11 Aug 2025 KB5063875: LCU+SSU for 22621/22631 with Copilot fix

    Microsoft released the August 12, 2025 cumulative update for Windows 11 servicing branches that use OS builds 22621 and 22631 — published as KB5063875, updating systems to OS Build 22621.5768 / 22631.5768 — a standard Patch Tuesday security rollup that Microsoft bundles with a servicing-stack...
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    • 22621 22631 certificate rollover copilot copilot key cve mapping driver compatibility enterprise deployment extended security updates kb5063875 lcu patch rollback rollout secure boot servicing stack update ssu troubleshooting windows 11 windows update wsus
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    • Forum: Windows News