September 9, 2025—KB5065427 (OS Build 14393.8422)

September 9, 2025—KB5065427 OS Build 14393.8422 Windows Secure Boot certificate expirationImportant: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. Microsoft has been updating these certificates on consumer and non-managed business devices for the...

August 19, 2025—KB5066188 (OS Builds 19044.6218 and 19045.6218) Out-of-band

August 19, 2025—KB5066188 OS Builds 19044.6218 and 19045.6218 Out-of-band Windows Secure Boot certificate expirationImportant: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. Microsoft has been updating these certificates on consumer and non-managed...

Microsoft Windows 10 1909 IoT Enterprise SEoL

Microsoft Windows 10 1909 IoT Enterprise is no longer maintained by its vendor or provider. Lack of support implies that no new security patches for the product will be released by the vendor. As a result, it may contain security vulnerabilities. %NASLMINLEVEL 80900 C Tenable, Inc...

Microsoft Windows 10 20H2 IoT Enterprise SEoL

Microsoft Windows 10 20H2 IoT Enterprise is no longer maintained by its vendor or provider. Lack of support implies that no new security patches for the product will be released by the vendor. As a result, it may contain security vulnerabilities. %NASLMINLEVEL 80900 C Tenable, Inc...

Microsoft Windows 10 21H2 IoT Enterprise LTSC SEoL

Microsoft Windows 10 21H2 IoT Enterprise LTSC is no longer maintained by its vendor or provider. Lack of support implies that no new security patches for the product will be released by the vendor. As a result, it may contain security vulnerabilities. %NASLMINLEVEL 80900 C Tenable, Inc...

March 12, 2024—KB5035845 (OS Builds 19044.4170 and 19045.4170) - EXPIRED

March 12, 2024—KB5035845 OS Builds 19044.4170 and 19045.4170 - 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. --- N...

June 20, 2022—KB5016139 (OS Builds 19042.1767, 19043.1767, and 19044.1767) Out-of-band

June 20, 2022—KB5016139 OS Builds 19042.1767, 19043.1767, and 19044.1767 Out-of-band 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...

May 12, 2020—KB4556812 (OS Build 16299.1868)

May 12, 2020—KB4556812 OS Build 16299.1868 IMPORTANT We have been evaluating the public health situation, and we understand the impact this is having on you, our valued customers. To ease one of the many burdens you are currently facing, we have decided to delay the scheduled end of service date...

March 30, 2020—KB4554342 (OS Build 16299.1776)

March 30, 2020—KB4554342 OS Build 16299.1776 IMPORTANT We have been evaluating the public health situation, and we understand the impact this is having on you, our valued customers. To ease one of the many burdens you are currently facing, we have decided to delay the scheduled end of service dat...

January 23, 2020—KB4534307 (OS Build 14393.3474)

January 23, 2020—KB4534307 OS Build 14393.3474 Reminder The additional servicing for Windows 10 Enterprise, Education, and IoT Enterprise editions ended on April 9, 2019 and doesn't extend beyond this date. To continue receiving security and quality updates, Microsoft recommends updating to the...

May 14, 2019—KB4494440 (OS Build 14393.2969) - EXPIRED

May 14, 2019—KB4494440 OS Build 14393.2969 - 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. --- Reminder: The...