https://www.bleepingcomputer.com/news/microsoft/windows-10-cumulative-update-preview-kb4601382-released/ > Microsoft has released the optional KB4601382 Preview cumulative update for Windows 10 2004 and Windows 10 20H2. > This cumulative update is the February 2021 monthly "C" update that allows users and admins to preview the upcoming fixes scheduled for release in the upcoming March 2021 Patch Tuesday.