February 24, 2026—KB5077241 (OS Builds 26200.7922 and 26100.7922) Preview

February 24, 2026—KB5077241 OS Builds 26200.7922 and 26100.7922 Preview ​​​​​This non-security update for Windows 11, version 25H2 and 24H2 KB5077241, improves functionality, performance, and reliability. To learn more about differences between security updates, optional non-security preview...

April 16, 2025—KB5059087 (OS Build 26100.3781) Out-of-band

April 16, 2025—KB5059087 OS Build 26100.3781 Out-of-band For information about Windows update terminology, see types of Windows updates and the monthly quality update types. To find an overview of Windows Server 2025, see its update history page. Follow @WindowsUpdate to find out when new content...

October 8, 2024-KB5044033 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 22H2 and Windows 11, version 23H2

October 8, 2024-KB5044033 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 22H2 and Windows 11, version 23H2 Revised July 8, 2025: Updated 'How to get this update' section. Release Date: October 8, 2024 Version: .NET Framework 3.5 and 4.8.1 The October 8, 2024 update for...

January 9, 2024-KB5033917 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2

January 9, 2024-KB5033917 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2 Release Date: January 9, 2024 Version: .NET Framework 3.5 and 4.8.1 The January 9, 2024 update for Microsoft server operating system, version 23H2 includes security and...

September 12, 2023-Security and Quality Rollup for .NET Framework 2.0, 3.0, 4.6.2 for Windows Server 2008 SP2 (KB5030185)

September 12, 2023-Security and Quality Rollup for .NET Framework 2.0, 3.0, 4.6.2 for Windows Server 2008 SP2 KB5030185 Applies to: Microsoft .NET Framework 2.0 Microsoft .NET Framework 3.0 Microsoft .NET Framework 4.6.2 REMINDER Windows Embedded 7 Standard and Windows Server 2008 R2 SP1 have...

February 14, 2023-KB5022497 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 22H2

February 14, 2023-KB5022497 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 22H2 Revised July 7, 2025: Updated 'How to get this update' section. Release Date: February 14, 2023 Version: .NET Framework 3.5 and 4.8.1 Note: Revised on Jun 20, 2023 to add resolution to know...

December 13, 2022-KB5020880 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 22H2

December 13, 2022-KB5020880 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 22H2 Revised July 7, 2025: Updated 'How to get this update' section. Release Date: December 13, 2022 Version: .NET Framework 3.5 and 4.8.1 Note: Revised on Jun 20, 2023 to add resolution to know...

November 8, 2022-KB5020614 Cumulative Update for .NET Framework 4.8 for Windows 10, version 1607 and Windows Server 2016

November 8, 2022-KB5020614 Cumulative Update for .NET Framework 4.8 for Windows 10, version 1607 and Windows Server 2016 Release Date: November 8, 2022 Version: .NET Framework 4.8 The November 8, 2022 update for Windows 10, version 1607 and Windows Server 2016 includes cumulative reliability...

April 25, 2022-KB5012157 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows 10, version 20H2, Windows Server, version 20H2, Windows 10 Version 21H1, and Windows 10 Version 21H2

April 25, 2022-KB5012157 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows 10, version 20H2, Windows Server, version 20H2, Windows 10 Version 21H1, and Windows 10 Version 21H2 Release Date: April 25, 2022 Version: .NET Framework 3.5 and 4.8 The April 25, 2022 update for Windows...

June 8, 2021-KB5003254 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10, version 2004, Windows Server, version 2004, Windows 10, version 20H2, Windows Server, version 20H2 and Windows 10 Version 21H1

June 8, 2021-KB5003254 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10, version 2004, Windows Server, version 2004, Windows 10, version 20H2, Windows Server, version 20H2 and Windows 10 Version 21H1 Release Date: June 8, 2021 Version: .NET Framework 3.5 and 4.8 The June 8, 2021...

September 8, 2020-KB4576481 Cumulative Update for .NET Framework 4.8 for Windows 10 Version 1709

September 8, 2020-KB4576481 Cumulative Update for .NET Framework 4.8 for Windows 10 Version 1709 Release Date: September 8, 2020 Version: .NET Framework 4.8 Summary Security improvementsClickOnce will no longer download applications from untrusted servers which use NTLM authentication, but,...

May 12, 2020—KB4556826 (OS Build 10240.18575)

May 12, 2020—KB4556826 OS Build 10240.18575 For more information about the various types of Windows updates, such as critical, security, driver, service packs, and so on, please see the following article. Highlights Updates to improve security when using Internet Explorer. Updates to improve...

October 3, 2019—KB4524148 (OS Build 17763.775)

October 3, 2019—KB4524148 OS Build 17763.775 IMPORTANT This is a required security update that expands the out-of-band update dated September 23, 2019. This security update includes the Internet Explorer scripting engine security vulnerability CVE-2019-1367 mitigation and corrects a recent printi...

Azure File Sync Agent v9 Release – December 2019

Azure File Sync Agent v9 Release – December 2019 Introduction This article describes the improvements and issues that are fixed in the Azure File Sync Agent v9 release that is dated December 2019. Additionally, this article contains installation instructions for the update. Improvements and issue...

April 11, 2017—KB4015217 (OS Build 14393.1066 and 14393.1083)

April 11, 2017—KB4015217 OS Build 14393.1066 and 14393.1083 Improvements and fixes This security update includes quality improvements. No new operating system features are being introduced in this update. Key changes include: Addressed issue that was preventing the Camera application from saving ...

SUSE-SU-2016:1510-1 Security update for libksba

This update for libksba fixes the following issues: - CVE-2016-4579: Out-of-bounds read in ksbaberparsetl - CVE-2016-4574: two OOB read access bugs remote DoS bsc979261 Also adding reliability fixes from v1.3.4...

Update for Microsoft Silverlight (KB2526954)

This update to Silverlight improves security, reliability, accessibility support, startup performance, enhances line-of-business support and includes several fixes to better support rich internet applications. This update is backward compatible with web applications built using previous versions ...

Important: Red Hat Security Advisory: Updated kernel packages available for Red Hat Enterprise Linux 4 Update 4

Updated kernel packages are now available as part of ongoing support and maintenance of Red Hat Enterprise Linux version 4. This update has been rated as having important security impact by the Red Hat Security Response Team. The Linux kernel handles the basic functions of the operating system...

Important: Red Hat Security Advisory: Updated kernel packages available for Red Hat Enterprise Linux 4 Update 2

Updated kernel packages are now available as part of ongoing support and maintenance of Red Hat Enterprise Linux version 4. This is the second regular update. This update has been rated as having important security impact by the Red Hat Security Response Team. The Linux kernel handles the basic...

Detectoid for 936357 - Intel Microcode Update

This is a reliability update. Install this microcode update to improve the reliability of systems with Intel processors...