Microsoft has now pushed the Windows 10 Build 10586.104 as the cumulative update to non-insider PCs. The cumulative update that brings it is KB3135173 and has many patches KB3137893, KB3133043, KB3136082, KB3136041, KB3134228, KB3134811, KB3134225, KB3134220 and also brings “improvements in the functionality of Windows 10 Version 1511”. Though don’t expect major or noticeable changes. Insiders wouldn’t see this update as they are already on Redstone builds. Check the detailed KB3135173 changelog below. You can check all earlier WU releases by clicking here.

KB3135173 Changelog:

This update includes quality improvements and security fixes. No new operating system features are being introduced this month. Key changes in this update include:

  • Fixed issues with authentication, update installation, and operating system installation.

  • Fixed issue with Microsoft Edge browser caching visited URLs while using InPrivate browsing.

  • Fixed issue that didn’t allow simultaneous install of apps from the Windows Store and updates from Windows Update.

  • Fixed issue that delayed the availability of songs added to the Groove Music app in Windows 10 Mobile.

  • Improved security in the Windows kernel.

  • Fixed security issues that could allow remote code execution when malware is run on a target system.

  • Fixed security issues in Microsoft Edge and Internet Explorer 11 that could allow code from a malicious website to be installed and run on a device.

  • Fixed additional issues with the Windows UX, Windows 10 Mobile, Internet Explorer 11, Microsoft Edge, and taskbar.

  • Fixed additional security issues with .NET Framework, Windows Journal, Active Directory Federation Services, NPS Radius Server, kernel-mode drivers, and WebDAV.

How to get this update

Important If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.

Method 1: Windows Update

This update will be downloaded and installed automatically.

Method 2: Microsoft Update Catalog

To get the stand-alone package for this update, go to the Microsoft Update Catalog website.


There are no prerequisites for installing this update.

Restart information

You may be prompted to restart the computer after you apply this update.