Samsung has already started the One UI 3.0 Public Beta program. The One UI 3.0 beta program is currently available for the Galaxy S20 series and Galaxy Note 20 series users.
Samsung will soon start the One UI 3 beta program for more Galaxy devices including the Galaxy Note 10 and Galaxy S10 series.
As per the information, Samsung will start the One UI 3.0 beta program for its smartphones in 7 countries. The One UI 3 Beta Program will be available to participants in the following countries: