May 13, 2025—Hotpatch KB5058500 (OS Build 20348.3630)

May 13, 2025—Hotpatch KB5058500 OS Build 20348.3630 Applies To Windows Server 2022 Datacenter: Azure Edition Improvements and fixes This security update includes quality improvements. The following summary outlines key issues addressed by the KB update after you install it. The bold text within t...

April 8, 2025—KB5055528 (OS Builds 22621.5189 and 22631.5189)

April 8, 2025—KB5055528 OS Builds 22621.5189 and 22631.5189 Applies To Windows 11 Enterprise and Education, version 22H2 Windows 11 version 23H2, all editions For information about Windows update terminology, see types of Windows updates and the monthly quality update types. To find an overview o...

October 8, 2024—KB5044280 (OS Build 22000.3260)

October 8, 2024—KB5044280 OS Build 22000.3260 Applies To Windows 11 version 21H2, all editions Note Updated 10/08/24---END OF SERVICE NOTICE --- IMPORTANT All editions of Windows 11, version 21H2 are at end of service today, October 8, 2024. After today, these devices will not receive monthly...

March 12, 2024—KB5035858 (OS Build 10240.20526) - EXPIRED

March 12, 2024—KB5035858 OS Build 10240.20526 - EXPIRED Applies To Windows 10 EXPIRATION NOTICE IMPORTANT As of January 27, 2026, this update is no longer available from the Microsoft Update Catalog or other release channels. We recommend that you update your devices to the latest version of...

November 14, 2023—Hotpatch KB5032304 (OS Build 20348.2091)

November 14, 2023—Hotpatch KB5032304 OS Build 20348.2091 Applies To Windows Server 2022 Datacenter: Azure Edition Improvements and fixes This security update includes quality improvements. When you install this KB: This update makes miscellaneous security improvements to internal OS functionality...

May 9, 2023—Hotpatch KB5026456 (OS Build 20348.1724)

May 9, 2023—Hotpatch KB5026456 OS Build 20348.1724 Applies To Windows Server 2022 Datacenter: Azure Edition Improvements and fixes This security update includes quality improvements. When you install this KB: This update makes miscellaneous security improvements to internal OS functionality. No...

February 14, 2023—Hotpatch KB5022921 (OS Build 20348.1544)

February 14, 2023—Hotpatch KB5022921 OS Build 20348.1544 Applies To Windows Server 2022 Datacenter: Azure Edition Improvements and fixes This security update includes quality improvements. When you install this KB: This update makes miscellaneous security improvements to internal OS functionality...

February 8, 2022—Hotpatch KB5010456 (OS Build 20348.525)

February 8, 2022—Hotpatch KB5010456 OS Build 20348.525 Applies To Windows Server 2022 Datacenter: Azure Edition Improvements and fixes This update contains miscellaneous security improvements to internal OS functionality. No additional issues were documented for this release. If you installed...

September 14, 2021 Security Update (KB5005567)

September 14, 2021 Security Update KB5005567 Applies To Azure Local, version 20H2 Improvements and fixes This security update includes quality improvements. Key changes include: This update contains miscellaneous security improvements to internal OS functionality. No additional issues were...

March 25, 2021 preview update (KB5000849)

March 25, 2021 preview update KB5000849 Applies To Azure Local, version 20H2 Improvements and fixes This non-security update contains miscellaneous improvements to internal OS functionality. No additional issues were documented for this release. To return to the Azure Stack HCI documentation site...