Cumulative Update KB4040724 for Windows 10 v1703 Build 15063.632

September 25, 2017—KB4040724 (OS Build 15063.632)

Improvements and fixes

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

• Reliability improvements and fixes for cellular connectivity.
• Addressed issue in Microsoft Edge where on first launch after installing KB4038788, or periodically thereafter, users may observe performance issues or unresponsiveness until the next launch of the browser.

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.

Known issues in this update

Symptom

Installing KB4034674 may change Czech and Arabic languages to English for Microsoft Edge and other applications.
Workaround

Microsoft is working on a resolution and will provide an update in an upcoming release.

How to get this update

This update will be downloaded and installed automatically from Windows Update. To get the standalone 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 4040724.