Microsoft Windows 11 Updates

Windows

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

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New Release every
4 days
Critical fixes
8
Security-related releases
80%

Risk factor
A total of 21 updates have been released for Windows 11.

Smooth installs %
Minor issues %
Major issues %

Variants

Windows 11 23H2
Platform: Windows
View 9 Updates
Windows 11 24H2
Platform: Windows
View 18 Updates
Windows 11 25H2
Platform: Windows
View 19 Updates
Windows 11 26H1
Platform: Windows
View 12 Updates

Updates

Last updated: Jul 19, 2026

KB5121767 is an out-of-band cumulative update for Windows 11 25H2, OS Builds 26200.8894 and 26100.8894. It fixes a performance, power, or behavior issue affecting some devices with Intel IPF drivers and includes SSU KB5120102. Reference IDs: KB5101650.

Microsoft Windows 11 25H2
Jul 18, 2026
OS Builds 26200.8894 and 26100.8894
Microsoft Windows 11 25H2
Jul 18, 2026
OS Builds 26200.8894 and 26100.8894

KB5121767 is an out-of-band cumulative update for Windows 11, version 24H2. It addresses a performance, power, or behavior issue on some devices with Intel IPF drivers and includes SSU KB5120102. Reference IDs: KB5101650.

Microsoft Windows 11 24H2
Jul 18, 2026
OS Builds 26200.8894 and 26100.8894
Microsoft Windows 11 24H2
Jul 18, 2026
OS Builds 26200.8894 and 26100.8894

KB5101649 for Windows 11 version 26H1 (OS Build 28000.2525) includes July 2026 security updates, non-security improvements from KB5095051 and KB5095091, and servicing stack update KB5121292. It also adds RDP SHA-2 thumbprint support and security hardening for TDI transport registration.

Security update Microsoft Windows 11 26H1
Jul 14, 2026
OS Build 28000.2525
Security update Microsoft Windows 11 26H1
Jul 14, 2026
OS Build 28000.2525

KB5101650 updates Windows 11 25H2 with security fixes, quality improvements, and non-security changes from prior preview releases. It also adds RDP certificate thumbprint guidance, curl 8.21.0, and servicing stack update KB5120102. Reference IDs: KB5094126, KB5095093.

Security update Microsoft Windows 11 25H2
Jul 14, 2026
OS Builds 26200.8875 and 26100.8875
Security update Microsoft Windows 11 25H2
Jul 14, 2026
OS Builds 26200.8875 and 26100.8875

KB5101650 updates Windows 11 24H2 with the latest security fixes, quality improvements, and non-security changes from prior preview releases. It also includes security hardening for TDI transports, RDP publisher thumbprint guidance, and a curl update to 8.21.0. Reference IDs: KB5094126, KB5095093, KB5120102.

Security update Microsoft Windows 11 24H2
Jul 14, 2026
OS Builds 26200.8875 and 26100.8875
Security update Microsoft Windows 11 24H2
Jul 14, 2026
OS Builds 26200.8875 and 26100.8875

KB5099414 for Windows 11 version 23H2 updates OS Build 22631.7376 with July 2026 security fixes, quality improvements from KB5093998, and new Secure Boot and RDP security changes. It also includes the servicing stack update KB5104023. Reference IDs: KB5027397.

Security update Microsoft Windows 11 23H2
Jul 14, 2026
OS Build 22631.7376
Security update Microsoft Windows 11 23H2
Jul 14, 2026
OS Build 22631.7376

KB5095093 updates Windows 11 version 25H2 and 24H2 with production-quality improvements, new features, and reliability fixes. It also improves Secure Boot certificate rollout, authentication, networking, printing, and File Explorer behavior. Reference IDs: KB5095182, KB5094126, KB5089549.

Security update Microsoft Windows 11 24H2
Jun 23, 2026
OS Builds 26200.8737 and 26100.8737
Security update Microsoft Windows 11 24H2
Jun 23, 2026
OS Builds 26200.8737 and 26100.8737

KB5095091 updates Windows 11 version 26H1 to OS Build 28000.2340 with quality improvements, new AI-related UI features, and fixes for File Explorer, Windows Hello, USB, and more. It also includes a known issue affecting Microsoft Office launches from some third-party apps. Reference IDs: KB5101277.

Security update Microsoft Windows 11 26H1
Jun 23, 2026
OS Build 28000.2340
Security update Microsoft Windows 11 26H1
Jun 23, 2026
OS Build 28000.2340

KB5095093 updates Windows 11 25H2 and 24H2 with production-quality improvements, new features, and reliability fixes. It also includes Secure Boot certificate rollout changes, Netlogon authentication improvements, and a known issue affecting some Office launches from third-party apps. Reference IDs: KB5095182, KB5094126, KB5089549.

Security update Microsoft Windows 11 25H2
Jun 23, 2026
OS Builds 26200.8737 and 26100.8737
Security update Microsoft Windows 11 25H2
Jun 23, 2026
OS Builds 26200.8737 and 26100.8737

KB5093998 updates Windows 11 version 23H2 to OS Build 22631.7219 with the latest security fixes and quality improvements from KB5087420. It also addresses a BitLocker recovery issue, improves Secure Boot certificate rollout and device management, and enhances File Explorer search. Reference IDs: KB5094146, KB5027397, KB5082052.

Security update Microsoft Windows 11 23H2
Jun 9, 2026
OS Build 22631.7219
Security update Microsoft Windows 11 23H2
Jun 9, 2026
OS Build 22631.7219

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 update Microsoft Windows 11 26H1
Jun 9, 2026
OS Build 28000.2269
Security update Microsoft Windows 11 26H1
Jun 9, 2026
OS Build 28000.2269

KB5094126 updates Windows 11 version 25H2 and 24H2 to OS Builds 26200.8655 and 26100.8655. It includes June 2026 security fixes, Secure Boot certificate rollout improvements, and a virtualization fix for stop errors after KB5089573. Reference IDs: KB5089549.

Security update Microsoft Windows 11 25H2
Jun 9, 2026
OS Builds 26200.8655 and 26100.8655
Security update Microsoft Windows 11 25H2
Jun 9, 2026
OS Builds 26200.8655 and 26100.8655

KB5094126 updates Windows 11 version 25H2 and 24H2 to OS Builds 26200.8655 and 26100.8655. It includes June 2026 security fixes, Secure Boot certificate rollout improvements, and a virtualization-related stop error fix. Reference IDs: KB5089549, KB5089573.

Security update Microsoft Windows 11 24H2
Jun 9, 2026
OS Builds 26200.8655 and 26100.8655
Security update Microsoft Windows 11 24H2
Jun 9, 2026
OS Builds 26200.8655 and 26100.8655

KB5089573 updates Windows 11 version 25H2 and 24H2 with production-quality improvements, new features, and reliability fixes. It also addresses the installation failure error 0x800f0922 and adds Secure Boot certificate rollout controls. Reference IDs: KB5089549, KB5092734.

Security update Microsoft Windows 11 25H2
May 26, 2026
OS Builds 26200.8524 and 26100.8524
Security update Microsoft Windows 11 25H2
May 26, 2026
OS Builds 26200.8524 and 26100.8524

KB5089573 updates Windows 11 version 25H2 and 24H2 with production-quality improvements, new features, and reliability fixes. It also addresses the May 2026 installation failure error 0x800f0922 and includes Secure Boot certificate rollout updates. Reference IDs: KB5092734.

Security update Microsoft Windows 11 24H2
May 26, 2026
OS Builds 26200.8524 and 26100.8524
Security update Microsoft Windows 11 24H2
May 26, 2026
OS Builds 26200.8524 and 26100.8524

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 update Microsoft Windows 11 26H1
May 26, 2026
OS Build 28000.2179
Security update Microsoft Windows 11 26H1
May 26, 2026
OS Build 28000.2179

KB5089549 updates Windows 11 version 25H2 and 24H2 to OS Builds 26200.8457 and 26100.8457 with the latest security fixes, quality improvements, Secure Boot rollout changes, and a servicing stack update. It also addresses BitLocker recovery after boot file updates and includes a known install issue fixed by KB5089573. Reference IDs: KB5083769, KB5083631, KB5092762.

Security update Microsoft Windows 11 24H2
May 12, 2026
OS Builds 26200.8457 and 26100.8457
Security update Microsoft Windows 11 24H2
May 12, 2026
OS Builds 26200.8457 and 26100.8457

KB5087420 for Windows 11 version 23H2 (OS Build 22631.7079) delivers security fixes, quality improvements, and Secure Boot rollout changes. It also includes a Remote Desktop warning dialog fix and a known BitLocker recovery-key issue on some managed devices. Reference IDs: KB5027397, KB5082052, KB5086307.

Security update Microsoft Windows 11 23H2
May 12, 2026
OS Build 22631.7079
Security update Microsoft Windows 11 23H2
May 12, 2026
OS Build 22631.7079

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 update Microsoft Windows 11 26H1
May 12, 2026
OS Build 28000.2113
Security update Microsoft Windows 11 26H1
May 12, 2026
OS Build 28000.2113

KB5089549 updates Windows 11 version 25H2 and 24H2 to OS Builds 26200.8457 and 26100.8457. It includes May 2026 security fixes, Secure Boot certificate rollout improvements, boot reliability fixes, DST support for Egypt, and a known install issue on low-space EFI partitions. Reference IDs: KB5083769, KB5083631, KB5092762, KB5089573.

Security update Microsoft Windows 11 25H2
May 12, 2026
OS Builds 26200.8457 and 26100.8457
Security update Microsoft Windows 11 25H2
May 12, 2026
OS Builds 26200.8457 and 26100.8457