Windows 10 2009 feature update, also known as Windows 10 20H2, is almost ready for testing. Microsoft has released the latest version to the enterprise for testing via the Windows Server Update Service (WSUS) Microsoft has enabled Windows 10 19H2 in WSUS as both a full feature update or an enablement package. New features include the long-awaited theme-aware Start Menu, the new Microsoft Edge, new modern device management, a new Alt+Tab experience, and more.
Source: https://www.bleepingcomputer.com/news/microsoft/windows-10-2009-is-almost-here-released-to-enterprise-for-testing/