https://wccftech.com/windows-10-20h2-build-19042-487-kb4571744/

Microsoft has today released a cumulative update for the upcoming Windows 10 November 2020 Update (20H2), bringing several quality improvements through this non-security update. As reported earlier, Windows 10 20H2 is now available for commercial users for pre-release validation.

For more details, head over to the official blog post.