Improvements and fixes
This security update includes quality improvements. No new operating system features are being introduced in this update. Key changes include:
Security updates to Windows App Platform and Frameworks, Windows Graphics, Windows Wireless Networking, Windows Kernel, and Windows Server .
For more information about the resolved security vulnerabilities, please refer to the Security Update Guide.
Known issues in this update
After installing this update, users may not be able to use the Seek Bar in Windows Media Player when playing specific files. This issue does not affect normal playback.
This issue is resolved in KB4471328.
How to get this update
Before installing this update
Microsoft strongly recommends you install the latest servicing stack update (SSU) for your operating system before installing the latest Rollup. SSUs improve the reliability of the update process to mitigate potential issues while installing the Rollup and applying Microsoft security fixes.
Install this update
This update is now available for installation through WSUS. To get the stand-alone package for this update, go to the Microsoft Update Catalog website.
For a list of the files that are provided in this update, download the file information for update 4467106.