Microsoft Windows 11 26H1 Updates

Here you will find all software, firmware, and hardware updates from Microsoft Windows 11 26H1.

Get Windows 11 26H1 Updates
Sign Up
New Release every
13.2 days
Critical fixes
10
Security-related releases
100%

Risk factor
A total of 1 users have rated 1 of 10 updates for Windows 11 26H1.

Smooth installs 100%
Minor issues 0%
Major issues 0%

Updates for Microsoft Windows 11 26H1

KB5095051 (OS Build 28000.2269) is a cumulative update for Windows 11 version 26H1 that includes the latest security fixes, non-security improvements from prior preview releases, and servicing stack update KB5101277. Reference IDs: KB5089548, KB5089570.

security Microsoft Windows 11 26H1
06/09/2026
OS Build 28000.2269
security Microsoft Windows 11 26H1
06/09/2026
OS Build 28000.2269

KB5089570 updates Windows 11 version 26H1 to OS Build 28000.2179 with new features, reliability improvements, and security-related driver policy changes. It also adds Secure Boot targeting and policy controls, plus AI component updates. Reference IDs: KB5083806.

security Microsoft Windows 11 26H1
05/26/2026
OS Build 28000.2179
security Microsoft Windows 11 26H1
05/26/2026
OS Build 28000.2179

KB5089548 updates Windows 11, version 26H1 to OS Build 28000.2113 with the latest security fixes, non-security improvements from prior preview releases, and servicing stack updates. It also improves SSDP reliability and game compatibility. Reference IDs: KB5083768, KB5083806, KB5092761.

security Microsoft Windows 11 26H1
05/12/2026
OS Build 28000.2113
security Microsoft Windows 11 26H1
05/12/2026
OS Build 28000.2113

KB5083806 (OS Build 28000.1896) is a non-security preview update for Windows 11 version 26H1. It adds new AI-powered and Settings features, improves reliability across File Explorer, display, printing, and Windows Hello, and includes servicing stack update KB5088834. Reference IDs: KB5074105, KB5083768.

security Microsoft Windows 11 26H1
04/30/2026
OS Build 28000.1896
security Microsoft Windows 11 26H1
04/30/2026
OS Build 28000.1896

KB5083768 updates Windows 11, version 26H1 with the latest security improvements and non-security fixes from KB5079466. It adds Secure Boot status visibility, improves SMB compression over QUIC, and strengthens phishing protection for Remote Desktop (.rdp) files. Reference IDs: KB5088834, KB5083806.

security Microsoft Windows 11 26H1
04/14/2026
OS Build 28000.1836
security Microsoft Windows 11 26H1
04/14/2026
OS Build 28000.1836

KB5079489 (OS Build 28000.1764) is a non-security Windows 11 version 26H1 preview update with quality improvements, new features, and servicing stack update KB5085536. Microsoft reports no known issues.

security Microsoft Windows 11 26H1
03/26/2026
OS Build 28000.1764
security Microsoft Windows 11 26H1
03/26/2026
OS Build 28000.1764

KB5079466 updates Windows 11, version 26H1 to OS Build 28000.1719 with security improvements and non-security fixes from the February preview release. It also improves Secure Boot certificate targeting, WDAC COM object allowlisting, and Windows System Image Manager catalog trust handling. Reference IDs: KB5077239, KB5078262.

security Microsoft Windows 11 26H1
03/10/2026
OS Build 28000.1719
security Microsoft Windows 11 26H1
03/10/2026
OS Build 28000.1719

KB5077239 (OS Build 28000.1643) is a non-security preview update for Windows 11 version 26H1. It adds Secure Boot PowerShell tools, expands Copilot+ and Windows features, and includes quality improvements plus the servicing stack update KB5078262.

security Microsoft Windows 11 26H1
02/24/2026
OS Build 28000.1643
security Microsoft Windows 11 26H1
02/24/2026
OS Build 28000.1643

KB5077179 updates Windows 11 version 26H1 to OS Build 28000.1575 with the latest security fixes, non-security improvements, and new features. It also includes servicing stack update KB5077868 and addresses graphics, WPA3-Personal Wi-Fi, BitLocker HLK, and TrustedInstaller issues.

security Microsoft Windows 11 26H1
02/10/2026
OS Build 28000.1575
security Microsoft Windows 11 26H1
02/10/2026
OS Build 28000.1575

KB5077179 updates Windows 11 version 26H1 to OS Build 28000.1575 with the latest security fixes, non-security improvements, and new features. It also includes servicing stack update KB5077868 and updates AI components.

security Microsoft Windows 11 26H1
02/10/2026
OS Build 28000.1575
security Microsoft Windows 11 26H1
02/10/2026
OS Build 28000.1575