Samsung released One UI 2.5 for the Galaxy S10 lineup recently, and now it's the Note10 series that's getting the latest version of Samsung's custom Android skin. The One UI 2.5 update is rolling out to Galaxy Note10 (SM-N970F), Galaxy Note10+ (SM-N975F), Galaxy Note10+ 5G (SM-N976B), and the Galaxy Note10 Lite. Its changelog is identical to the S10 lineup's, and the Android security patch level is also bumped up to September 2020. Samsung Galaxy Note10+ The update is rolling out over the air and should reach all eligible units in a week or two. But if you can't wait for the update...
Source: https://www.gsmarena.com/samsung_galaxy_note10_series_one_ui_2_5_update-news-45093.php