KB5065767: Servicing stack update for Windows Server 2012 R2: September 9, 2025

KB5065767: Servicing stack update for Windows Server 2012 R2: September 9, 2025 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devic...

September 14, 2021—KB5005565 (OS Builds 19041.1237, 19042.1237, and 19043.1237)

September 14, 2021—KB5005565 OS Builds 19041.1237, 19042.1237, and 19043.1237 EXPIRATION NOTICEIMPORTAN T As of 9/12/2023, this KB is only available from Windows Update. It is no longer available from the Microsoft Update Catalog or other release channels. We recommend that you update your device...

August 10, 2021—KB5005033 (OS Builds 19041.1165, 19042.1165, and 19043.1165)

August 10, 2021—KB5005033 OS Builds 19041.1165, 19042.1165, and 19043.1165 EXPIRATION NOTICEIMPORTAN T As of 9/12/2023, this KB is only available from Windows Update. It is no longer available from the Microsoft Update Catalog or other release channels. We recommend that you update your devices t...

March 10, 2020—KB4538461 (OS Build 17763.1098)

March 10, 2020—KB4538461 OS Build 17763.1098 Note This release also contains updates for Microsoft HoloLens OS Build 17763.1098 released March 10, 2020. Microsoft will release an update directly to the Windows Update Client to improve Windows Update reliability on Microsoft HoloLens that have not...

November 12, 2019—KB4523205 (OS Build 17763.864)

November 12, 2019—KB4523205 OS Build 17763.864 Note This release also contains updates for Microsoft HoloLens OS Build 17763.865 released November 12, 2019. Microsoft will release an update directly to the Windows Update Client to improve Windows Update reliability on Microsoft HoloLens that have...

June 26, 2019—KB4509479 (OS Build 17763.593)

June 26, 2019—KB4509479 OS Build 17763.593 Note Follow @WindowsUpdate to find out when new content is published to the release information dashboard. Starting with update KB4497934, we are introducing functionality that allows you to decide when to install a feature update. You control when you g...

September 23, 2019—KB4522009 (OS Build 10240.18334)

September 23, 2019—KB4522009 OS Build 10240.18334 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. Improvements and...

May 19, 2019—KB4505056 (OS Build 17763.504)

May 19, 2019—KB4505056 OS Build 17763.504 Improvements and fixes This update includes quality improvements. Key changes include: Addresses an issue that may prevent access to some gov.uk websites that don’t support HTTP Strict Transport Security HSTS when using Internet Explorer 11 or Microsoft...

June 11, 2019—KB4503293 (OS Build 18362.175)

June 11, 2019—KB4503293 OS Build 18362.175 Note Follow @WindowsUpdate to find out when new content is published to the release information dashboard. Notes: This release also contains updates for Microsoft HoloLens OS Build 18362.1020 released June 11, 2019. Microsoft will release an update...

June 11, 2019—KB4503327 (OS Build 17763.557)

June 11, 2019—KB4503327 OS Build 17763.557 Note Follow @WindowsUpdate to find out when new content is published to the release information dashboard. Starting with update KB4497934, we are introducing functionality that allows you to decide when to install a feature update. You control when you g...

February 12, 2019—KB4487044 (OS Build 17763.316)

February 12, 2019—KB4487044 OS Build 17763.316 Notes: This release also contains updates for Microsoft HoloLens OS Build 17763.316 released February 12, 2019. Microsoft will release an update directly to the Windows Update Client to improve Windows Update reliability on Microsoft HoloLens that ha...

November 2, 2017—KB4052232 (OS Build 10586.1177)

November 2, 2017—KB4052232 OS Build 10586.1177 Improvements and fixes This update includes quality improvements. No new operating system features are being introduced in this update. Key changes include: Addressed issue where applications based on the Microsoft JET Database Engine Microsoft Acces...

November 2, 2017—KB4052231 (OS Build 14393.1797)

November 2, 2017—KB4052231 OS Build 14393.1797 Improvements and fixes This update includes quality improvements. No new operating system features are being introduced in this update. Key changes include: Addressed issue where applications based on the Microsoft JET Database Engine Microsoft Acces...

January 18, 2018—KB4075199 (OS Build 10240.17741)

January 18, 2018—KB4075199 OS Build 10240.17741 Improvements and fixes This update includes quality improvements. No new operating system features are being introduced in this update. Key changes include: Addresses issue where some customers on a small subset of older AMD processors get into an...

May 8, 2018—KB4103723 (OS Build 14393.2248) - EXPIRED

May 8, 2018—KB4103723 OS Build 14393.2248 - EXPIRED EXPIRATION NOTICEIMPORTANT As of March 31, 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 Windows. --- Windows 10, version...

March 13, 2018—KB4088787 (OS Build 14393.2125 and 14393.2126)

March 13, 2018—KB4088787 OS Build 14393.2125 and 14393.2126 Note The release also contains updates for Windows 10 Mobile OS Build 14393.2126 released on March 20, 2018. Improvements and fixes This update includes quality improvements. No new operating system features are being introduced in this...

March 8, 2018—KB4092077 (OS Build 15063.936)

March 8, 2018—KB4092077 OS Build 15063.936 Improvements and fixes This update includes quality improvements. No new operating system features are being introduced in this update. Key changes include: Addresses issue where, after installing this update, some localized devices have incorrect string...