This is one of those pieces of good news that would barely register for most, but will be extremely exciting for a very specific group of users. NavStar, one the most advanced customization options available to some Samsung Galaxy users through Samsung Good Lock, was disabled with OneUI 2.0. Now, in a new OTA, already seeding in the US and some other countries, NavStar is back online for the Galaxy Note10 and S10. NavStar update To get it to work, owners of said phones need to update to the latest firmware and also get the latest NavStar (v2.0.00.2) build from the Galaxy App...
Source: https://www.gsmarena.com/oneui_21_update_reenables_navstar_customization_on_the_galaxy_note10_and_s10-news-42466.php