Several Galaxy S20, Galaxy S20+, and Galaxy S20 Ultra users based in Europe have confirmed that they are receiving the One UI 2.5 update. It brings forth a host of Galaxy Note 20 features like wireless DeX and support for Android 10's navigation gestures.
https://www.notebookcheck.net/One-UI-2-5-update-rolling-out-for-the-Galaxy-S20-series-in-Europe.489251.0.html