https://wccftech.com/windows-10-version-2004-build-19041-546-kb4577063/

Microsoft has released Build 19041.546 (KB4577063) for its latest Windows 10 version 2004, the May 2020 Update. The company has released a long list of improvements and fixes with this optional, non-security update that is currently in preview.

Some of the highlights include a new notification to warn Internet Explorer 11 users of the end of support for Adobe Flash in December 2020 and a fix for an issue that causes games that use spatial audio to stop working.