The Samsung Galaxy Note 20 series might be the last of its kind, as Samsung is yet to start working on its successor, according to a well-renowned industry insider. The Samsung Galaxy Note 21 series is also absent from Samsung's list of 2021 flagships, suggesting that the company may have other plans for us, presumably a foldable device.
https://www.notebookcheck.net/Samsung-likely-to-ditch-the-Galaxy-Note-21-series-in-2021.504270.0.html