March 8, 2018 - KB4092077 (OS Build 15063.936)

Applies to: Windows 10 Version 1703

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 strings or unusual behavior in different areas of the user interface (UI) that make the UI unusable.

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

For more information about the resolved security vulnerabilities, please refer to the Security Update Guide.

Windows Update Improvements
Microsoft has released an update directly to the Windows Update client to improve reliability. Any device running Windows 10 configured to receive updates automatically from Windows Update, including Enterprise and Pro editions, will be offered the latest Windows 10 Feature Update based on device compatibility and Windows Update for Business deferral policy. This does not apply to long-term servicing editions.

Known issues in this update

Symptom Workaround
Because of an issue that affects some versions of antivirus software, this fix applies only to computers on which the antivirus ISV updated the ALLOW REGKEY. Contact your antivirus manufacturer to verify that their software is compatible and that they have set the following REGKEY on the computer:


Value Name="cadca5fe-87d3-4b96-b7fb-a231484277cc"



How to get this update

This update will be downloaded and installed if you go to the Windows Settings > Update & Security > Windows Update page, and click Check for updates.

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

File information

For a list of the files that are provided in this update, download the file information for cumulative update 4092077.


Direct download links for KB4092077 MSU file from Microsoft Update Catalog:

Download KB4092077 MSU for Windows 10 v1703 32-bit (x86) - 607.5 MB

Download KB4092077 MSU for Windows 10 v1703 64-bit (x64) - 1042.8 MB