Windows 10 KB4056891

Direct Download links for KB4056891 is now available for devices with Windows 10 Creators Update. Windows 10 KB4056891 offline installer is also available for download and the update includes fixes for a critical security vulnerability. Microsoft has also pushed out updates for the Fall Creators Update devices and you can update the supported devices from Settings -> Update & Security -> Windows Update -> Check for updates.

Windows 10 KB4056891 addresses the Meltdown and Spectre security vulnerabilities in some chipsets. Microsoft hasn’t fixed any other bugs with this release as the latest update is all about security fixes. The update bumps Windows 10 to Build 15063.850 and you can grab the offline installers from the below links.

KB4056891 Download Links for Windows 10

Windows 10 KB4056891 Direct Download Links: 64-bit (x64), 32-bit (x86).

KB4056891 Windows 10 15063.850 Full Changelog

While the update shipped to the Fall Creators Update device fixed a number of bugs, the update for Creators Update devices includes only security fixes. If you are using any version older than 15063.850, you should update your machine as soon as possible.

Microsoft is releasing security updates to Windows Graphics, Windows Kernel, Windows SMB Server, Microsoft Scripting Engine, Internet Explorer, Microsoft Edge and the Windows Subsystem for Linux.

Microsoft is currently rolling out this update to all Windows 10 devices and a system reboot is required to install the update. It’s worth noting that the performance of your PC should not take a hit after installing the update, though the update might affect the gaming performance.

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Mayank Parmar

Mayank Parmar is Windows Latest's owner, Editor-in-Chief and entrepreneur. Mayank has been in tech journalism for over seven years and has written on various topics, but he is mostly known for his well-researched work on Microsoft's Windows. His articles and research works have been referred to by CNN, Business Insiders, Forbes, Fortune, CBS Interactive, Microsoft and many others over the years.