Windows 10: New 20H2 Insider Preview in Beta Channel

As of July 14, 2020, Microsoft released the Windows 10 Insider Preview 19042.388 (20H2 development branch) for insiders on the Beta Channel (formerly the Slow Ring). The whole thing comes as cumulative update KB4565503. The announcement was made in the Windows Blog, where you can find references to this build and the bug fixes it contains.