Some Galaxy S20 users have reportedly received the One UI 3.0 update on their Samsung Galaxy S20 smartphones. The software gives several Stock apps a new look and comes with the October 2020 security patch. Other Galaxy S20 variants will likely receive the update in the coming weeks.
https://www.notebookcheck.net/Stable-One-UI-3-0-update-rolling-out-for-the-Samsung-Galaxy-20-series-on-Verizon.507642.0.html