We finally have our first look at what Samsung has in store for us with One UI 3.0. For the most part, it is an incremental upgrade that improves upon existing One UI and One UI 2.0 features. The One UI 3.0 beta is only available in the United States and South Korea and will expand to other regions soon.
https://www.notebookcheck.net/Here-s-what-the-Android-11-based-One-UI-3-0-update-has-in-store-for-us.494197.0.html