KB4586853: Microsoft just released the latest optional information for Windows 10 version 20H2 and version 2004.
Windows 4586853 update KB10 is one optional update, κάτι που σημαίνει two stuff: it won't install automatically and it doesn't come with a long list of fixes. 
If you are not interested, you can skip the update and receive these fixes next week as part of the mandatory Patch Tuesday updates.
To install the update, you must follow these steps:
- Open Settings – Update and security – Windows Update
- Click on "View optional updates".
- Select the update you want and click on "Download and Install".
If you can not install the update from Windows Update, you can download it from Microsoft Update Catalog.
Read it Changelog
As mentioned above, the fixes brought by KB4586853 will be included in the mandatory Patch Tuesday updates next week, so you can not do the "optional" if you are not interested in what the company says in the changelog.
