Applies To
Windows 10

Release Date:

13/02/2024

Version:

OS Build 10240.20469

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 Windows.

12/8/20 For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update types. For an overview of Windows 10, version 1507, see its update history page.  

Highlights

  • This update addresses security issues for your Windows operating system. 

Improvements 

This security update includes quality improvements. When you install this KB: 

  • This update affects Unified Extensible Firmware Interface (UEFI) Secure Boot systems. It adds a renewed signing certificate to the Secure Boot DB variable. You can now opt for this change. For more details, see KB5036210.

  • This update addresses an issue that affects the download of device metadata. Downloads from the Windows Metadata and Internet Services (WMIS) over HTTPS are now more secure.

If you installed earlier updates, only the new updates contained in this package will be downloaded and installed on your device.

For more information about security vulnerabilities, please refer to the new Security Update Guide website and the February 2024 Security Updates.

Known issues in this update

Microsoft is not currently aware of any issues with this update.

How to get this update

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 Windows.

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