This update makes improvements to Setup binaries or any files that Setup uses for feature updates in Windows 10, version 1903 and 1909.
How to get this update
This update is available through Windows Update. It will be downloaded and installed automatically.
There are no prerequisites to apply this update.
You don't have to restart your device after you apply this update.
Update replacement information
This update replaces the previously released update KB4579919.
Learn about the terminology that Microsoft uses to describe software updates.