Compatibility update for installing Windows 10, version 2004: September 8, 2020

Applies to: Windows 10, version 2004, all editions


This compatibility update makes improvements to ease the installation experience when updating to Windows 10, version 2004.

How to get this update

This compatibility update is available through Windows Update. It will be downloaded and installed automatically.


There are no prerequisites to apply this compatibility update. 

Restart information 

You don't have to restart your computer after you apply this compatibility update.  

Update replacement information 

This compatibility update replaces the previously released update KB4566781.


Learn about the terminology that Microsoft uses to describe software updates.