Microsoft Windows 11 25H2 Update Version OS Builds 26200.8039 and 26100.8039
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Update Summary
KB5085516 updates Windows 11 25H2 and 24H2 to OS Builds 26200.8039 and 26100.8039. It fixes a Microsoft account sign-in issue after the March 10, 2026 update and includes servicing stack update KB5083532. Reference IDs: KB5079473, KB5085518.
Update Details
Bug Fixes
- Fixed an issue where some users saw a "no Internet" error when signing in to apps with a Microsoft account, even with working Internet access.
- Resolved sign-in failures affecting Microsoft services and apps such as Microsoft Teams Free and OneDrive after the March 10, 2026 update.
Hints
- This is an out-of-band cumulative update for Windows 11 version 25H2 and 24H2.
- It is offered through Windows Update to devices that already installed KB5079473 and is also available from the Microsoft Update Catalog.
- Devices with Hotpatch receive the fix via KB5085518 without requiring a restart.
- IT administrators using Microsoft Intune or Windows Autopatch should follow the provided expedited update guidance.
- Includes a servicing stack update: KB5083532 (26100.8035).
Product Information
Vendor: Microsoft
Product: Windows 11
Product type: Software
Application category: Utilities
Platform: Windows
Variant: 25H2
Version: OS Builds 26200.8039 and 26100.8039
Vendor release date: Mar 21, 2026
Original release notes: View on vendor site
Published on updatealert.io: Jun 3, 2026
Description: Client operating system for modern desktop and enterprise environments.