In addition to the Sprint and T-Mobile customers that receive the One UI 3.0 beta update on the Galaxy Note 20 and Note 20 Ultra — alongside those who use the unlocked versions of these handsets — in the US. The good news is that this update is also rolling out in other markets, such as India and Germany.
https://www.notebookcheck.net/One-UI-3-0-beta-update-for-the-Samsung-Galaxy-Note-20-and-Note-20-Ultra-rolling-out-in-the-US.499473.0.html