Microsoft Windows 11 25H2 Update Version OS Builds 26200.7840 and 26100.7840

KB5077181 updates Windows 11 version 25H2 and 24H2 to OS Builds 26200.7840 and 26100.7840. It includes the latest security fixes, prior non-security improvements, a WPA3-Personal connectivity fix, a gaming eligibility fix, and phased Secure Boot certificate rollout support.

• Includes the latest security fixes for Windows 11 version 25H2 and 24H2.
• Adds broad targeting data for phased delivery of new Secure Boot certificates to help ensure a safe rollout.

• Fixed an issue that affected device eligibility for the full-screen gaming experience.
• Fixed an issue that prevented some devices from connecting to certain WPA3-Personal Wi-Fi networks, which could occur after installing KB5074105.

• Microsoft is not currently aware of any issues with this update.

• This cumulative update includes fixes and quality improvements from KB5074109, KB5077744, and KB5078127.
• Windows quality updates now include targeting data to identify devices eligible to receive new Secure Boot certificates; devices receive them only after sufficient successful update signals.
• Secure Boot certificates used by most Windows devices are set to expire starting in June 2026, so administrators should review Microsoft guidance in advance.
• Windows Update does not include Microsoft Store app updates.

Product Information

Vendor: Microsoft

Product: Windows 11

Product type: Other

Application category: Utilities

Platform: Windows

Variant: 25H2

Version: OS Builds 26200.7840 and 26100.7840

Vendor release date: Feb 10, 2026

Published on updatealert.io: Jun 3, 2026

Description: Client operating system for modern desktop and enterprise environments.