May 26, 2026—KB5089573 (OS Builds 26200.8524 and 26100.8524) Preview

May 26, 2026—KB5089573 OS Builds 26200.8524 and 26100.8524 Preview ​​​​This cumulative update for Windows 11, version 25H2 and 24H2 KB5089573, includes production-quality improvements. Visit the Windows release health dashboard for the latest status on this release. Announcements and messages Thi...

March 31, 2026—KB5086672 (OS Builds 26200.8117 and 26100.8117) Out-of-band

March 31, 2026—KB5086672 OS Builds 26200.8117 and 26100.8117 Out-of-band This out-of-band update for Windows 11, version 25H2 and 24H2 KB5086672 is cumulative and includes updates from previous security and non-security releases.This update includes the improvements and features that were...

March 21, 2026—KB5085516 (OS Builds 26200.8039 and 26100.8039) Out-of-band

March 21, 2026—KB5085516 OS Builds 26200.8039 and 26100.8039 Out-of-band ​​​​This out-of-band update for Windows 11, version 25H2 and 24H2 KB5085516 is cumulative. It includes updates from previous security and non-security releases, along with an additional fix. To learn more about differences...

January 24, 2026—KB5078132 (OS Build 22631.6495) Out-of-band

January 24, 2026—KB5078132 OS Build 22631.6495 Out-of-band ​​​​​​​​​​​​​​​​​​This out-of-band update for Windows 11, version 23H2 KB5078132 is cumulative. It includes updates from previous security releases, along with an additional fix. To learn more about differences between security updates,...

October 28, 2025—KB5067036 (OS Builds 26200.7019 and 26100.7019) Preview

October 28, 2025—KB5067036 OS Builds 26200.7019 and 26100.7019 Preview ​​​​​This non-security update for Windows 11, version 25H2 and 24H2 KB5067036, improves functionality, performance, and reliability. To learn more about differences between security updates, optional non-security preview...

KB5066793: Windows 11 version 22H2 / Windows 11 version 23H2 Security Update (October 2025)

The remote Windows host is missing security update 5066793. It is, therefore, affected by multiple vulnerabilities - tifpredict.h and tifpredict.c in libtiff 4.0.6 have assertions that can lead to assertion failures in debug mode, or buffer overflows in release mode, when dealing with unusual til...

Microsoft patches some very important vulnerabilities in August’s patch Tuesday

In the August 2025 patch Tuesday round Microsoft fixed a total of 111 Microsoft vulnerabilities. A few of them are very important for people to apply. Even if you’re not a tech expert, keeping your Windows system up to date is one of the simplest and most effective ways to protect yourself from...

February 28, 2023—KB5022913 (OS Build 22621.1344) Preview

February 28, 2023—KB5022913 OS Build 22621.1344 Preview For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update types. For an overview of Windows 11, version 22H2, see its update history page. Note Follow @WindowsUpdate t...

2026-05 Cumulative Update for Windows 11, version 24H2 for arm64-based Systems (KB5089549) (26100.8457)

2026-05 Cumulative Update for Windows 11, version 24H2 for arm64-based Systems KB5089549 26100.8457...

2023-07 Cumulative Update for Windows 11 Version 22H2 for x64-based Systems (KB5028185)

2023-07 Cumulative Update for Windows 11 Version 22H2 for x64-based Systems KB5028185...

2024-11 Cumulative Update for Windows 11 Version 23H2 for x64-based Systems (KB5046633)

2024-11 Cumulative Update for Windows 11 Version 23H2 for x64-based Systems KB5046633...

2022-10 Cumulative Update for Windows 11 for x64-based Systems (KB5020387)

2022-10 Cumulative Update for Windows 11 for x64-based Systems KB5020387...

2021-10 .NET Core 3.1.20 Update for Windows 11 for x64 Client (KB5007050)

2021-10 .NET Core 3.1.20 Update for Windows 11 for x64 Client KB5007050...

2023-10 Cumulative Update for Windows 11 Version 23H2 for x64-based Systems (KB5031354)

2023-10 Cumulative Update for Windows 11 Version 23H2 for x64-based Systems KB5031354...

2026-01 Cumulative Update for Windows 11, version 25H2 for x64-based Systems (KB5078127) (26200.7628)

2026-01 Cumulative Update for Windows 11, version 25H2 for x64-based Systems KB5078127 26200.7628...

2026-03 Cumulative Update for Windows 11 Version 24H2 for x64-based Systems (KB5079473) (26100.8037)

2026-03 Cumulative Update for Windows 11 Version 24H2 for x64-based Systems KB5079473 26100.8037...

2025-10 Cumulative Update for Windows 11, version 25H2 for arm64-based Systems (KB5066835) (26200.6899)

2025-10 Cumulative Update for Windows 11, version 25H2 for arm64-based Systems KB5066835 26200.6899...

2025-02 Cumulative Update for Windows 11 Version 24H2 for x64-based Systems (KB5051987)

2025-02 Cumulative Update for Windows 11 Version 24H2 for x64-based Systems KB5051987...

2025-06 Cumulative Update for Windows 11 Version 23H2 for arm64-based Systems (KB5060999)

2025-06 Cumulative Update for Windows 11 Version 23H2 for arm64-based Systems KB5060999...

2026-04 Cumulative Update for Windows 11, Version 26H1 for arm64-based Systems (KB5083768) (28000.1836)

Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer...