Microsoft Windows 11 25H2 Update Version OS Builds 26200.8116 and 26100.8116

KB5079391 updates Windows 11 version 25H2 and 24H2 with quality improvements, new features, and fixes. It was later paused for new devices due to an installation issue; KB5086672 addresses that problem and includes these improvements. Reference IDs: KB5079387.

• Smart App Control can now be turned on or off without a clean install, helping block untrusted or potentially harmful apps.
• Windows Secure Boot certificate expiration guidance is highlighted to help prevent future secure boot disruption.

• Fixes a Windows Update Standalone Installer issue where .msu installs might fail with ERROR_BAD_PATHNAME.
• Improves File Explorer reliability, including unblocking downloaded files for preview and sorting folder permission entries by Principal.
• Improves Settings reliability and performance, including opening Home and downloading required updates in Advanced settings.
• Improves display reliability, including refresh rates above 1000 Hz, USB4 monitor sleep power behavior, auto-rotation after sleep, HDR reliability, and WMI monitor size reporting.
• Improves Windows Hello fingerprint reliability for certain devices.
• Improves safe mode taskbar component loading reliability.
• Improves Voice Access number detection and writing in English.
• Improves Windows Recovery Environment stability for x64 apps on ARM64 devices.
• Fixes an extraneous error message when running sfc /scannow.
• Improves Application ID tagging reliability in Application Control for Business policies.
• Improves Narrator Natural Voices experience and setup reliability.
• Improves handling of short MIDI messages when apps are initialized without long message buffers.
• Improves Start menu layout application through Group Policy when desktopAppLink is present in JSON.
• Adds support for DisableSeamlessLanguageBar in Set-RDSessionCollectionConfiguration.

• Narrator now provides rich image descriptions on Copilot+ PCs and works with Copilot on all Windows 11 devices.
• Microsoft 365 Family subscribers can upgrade to a different Microsoft 365 plan from Settings > Accounts.
• Settings > Accounts > Other users dialog boxes now match the modern Windows look and support dark mode.
• The Pen settings page now includes a Same as Copilot key option for the pen tail button.
• The Settings About page and Settings Home device information card have been redesigned for clearer device details and navigation.

• Installation of this update might fail with error 0x80073712.
• The update was no longer being offered to new devices after an installation issue was identified.

• This update is a non-security preview release for Windows 11 version 25H2 and 24H2.
• A newer out-of-band update, KB5086672, includes these improvements and fixes the installation issue.
• The update is available in gradual rollout and normal rollout phases.
• Updated downlevel baseline support for printer connections is Windows 10 version 1607 and Windows Server 2016 (Build 14393).
• AI component versions were updated to 1.2603.377.0 for Image Search, Content Extraction, Semantic Analysis, and Settings Model.
• Windows 11 servicing stack update KB5079387 is included at version 26100.8112.

Product Information

Vendor: Microsoft

Product: Windows 11

Product type: Software

Application category: Utilities

Platform: Windows

Variant: 25H2

Version: OS Builds 26200.8116 and 26100.8116

Vendor release date: Mar 26, 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.