Samsung is projected to provide a successor for the well-regarded Galaxy S20 FE at some point in 2021. According to the latest rumors, this will not fall on August 2021, the date chosen for the next upcoming major product event for the OEM. Therefore, an actual debut for the potentially popular mid-ranger remains uncertain at this point.
https://www.notebookcheck.net/No-launch-for-the-Galaxy-S21-FE-at-the-August-2021-Unpacked-event-new-leak.552205.0.html