Microsoft KB Catalog

Trending KBs

KB#	Last Updated	Description
KB5086672	Apr 14, 2026	KB5086672 is an out-of-band cumulative update released on March 31, 2026, for Windows 11 versions 24H2 and 25H2 (OS Builds 26200.8117 and 26100.8117). This update was specifically designed to address installation failures that occurred with the previous March 26, 2026…
KB5079391	Apr 14, 2026	KB5079391 is a non-security preview cumulative update released on March 26, 2026, for Windows 11 versions 24H2 and 25H2, targeting OS builds 26200.8116 and 26100.8116. This update delivers production-quality improvements and introduces several new features alongside reliability enhancements across multiple…
KB5081494	Apr 14, 2026	KB5081494 is a Setup Dynamic Update released by Microsoft on March 26, 2026, designed to enhance the Windows setup infrastructure for Windows 11 versions 24H2 and 25H2. This update focuses on improving the binaries and files utilized during feature update…
KB5083482	Apr 14, 2026	KB5083482 is a Safe OS Dynamic Update for Windows 11 versions 24H2 and 25H2, released on March 26, 2026. This update specifically targets improvements to the Windows Recovery Environment (WinRE), which is a critical component responsible for system recovery and…
KB5079489	Apr 14, 2026	KB5079489 is a non-security preview update for Windows 11 version 26H1, released on March 26, 2026, with OS Build 28000.1764. This cumulative update delivers production-quality improvements and introduces several new features alongside reliability enhancements across multiple system components. The update…
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All KBs

KB#	Last Updated	Description
KB5079463	Apr 14, 2026	KB5079463 is a Safe OS Dynamic Update for Windows 11 version 26H1, released on March 10, 2026. This update focuses specifically on enhancing and improving the Windows Recovery Environment (WinRE), which is a critical component responsible for system recovery and…
KB5079466	Apr 14, 2026	KB5079466 represents the March 2026 security update for Windows 11 version 26H1, released on March 10, 2026, with OS Build 28000.1719. This cumulative security update incorporates the latest security enhancements alongside quality improvements from the previous month's optional preview release…
KB5078885	Apr 14, 2026	KB5078885 is a March 2026 cumulative security update for Windows 10 Extended Security Updates (ESU) and Windows 10 Enterprise LTSC 2021, advancing OS builds to 19045.7058 and 19044.7058 respectively. This update represents a critical maintenance release during Windows 10's extended…
KB5078734	Apr 14, 2026	KB5078734 is a cumulative security update for Windows Server, version 23H2, released on March 10, 2026, with OS Build 25398.2207. This update consolidates the latest security fixes and quality improvements from the previous month's optional preview release (KB5075897 from February…
KB5078882	Apr 14, 2026	KB5078882 is a Safe OS Dynamic Update for Windows 11 version 23H2, released on March 10, 2026. This update specifically targets the Windows Recovery Environment (WinRE), which is the specialized boot environment used for system recovery and troubleshooting operations. The…
KB5079518	Apr 14, 2026	KB5079518 is a Setup Dynamic Update for Windows Server 2022 released on March 10, 2026. This update focuses on enhancing the Windows setup infrastructure by improving the binaries and files utilized during feature update installations. The patch is designed to…
KB5081278	Apr 14, 2026	.NET 9.0 represents a significant runtime platform for developing and executing applications across Windows environments. This March 10, 2026 update delivers critical security enhancements and maintenance improvements to the .NET 9.0 framework. As a servicing update, this release follows Microsoft's…
KB5078774	Apr 14, 2026	KB5078774 is a monthly rollup security update released on March 10, 2026, designed for Windows Server 2012 R2 systems operating under Extended Security Update (ESU) licensing. This cumulative update represents the continuation of Microsoft's commitment to providing security patches for…
KB5079473	Apr 14, 2026	KB5079473 is a cumulative security update for Windows 11 versions 25H2 and 24H2, released on March 10, 2026, with OS builds 26200.8037 and 26100.8037. This update represents Microsoft's monthly security patch delivery combined with a servicing stack update (KB5083532), designed…
KB5078822	Apr 14, 2026	KB5078822 is a Safe OS Dynamic Update for Windows Server 2022 released on March 10, 2026. This patch focuses on enhancing the Windows Recovery Environment (WinRE), which is the recovery system that allows administrators and users to troubleshoot and repair…
KB5079233	Apr 14, 2026	KB5079233 is a servicing stack update released for Windows Server 2012 R2 on March 10, 2026. This update is part of Microsoft's Extended Security Updates (ESU) program, which provides continued security coverage for Windows Server 2012 R2 beyond its standard…
KB5081276	Apr 14, 2026	.NET 10.0 Update KB5081276, released on March 10, 2026, represents a servicing update for the .NET 10.0 runtime environment. This update is primarily focused on delivering security enhancements and critical fixes to maintain the stability and safety of applications built…
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