Thanks to One UI 3.1 update, Samsung takes Galaxy S21 features to older devices The erase feature in Samsung One UI 3.1 update

Samsung has announced the latest Android 11-based One UI 3.1 update is coming to the Galaxy S20 series (Galaxy S20, Galaxy S20+, and Galaxy S20 Ultra, Galaxy S20 FE) and Galaxy Note20 series (Galaxy Note20, Galaxy Note20 Ultra), in addition to the Galaxy Z Fold2 and Galaxy Z Flip series. What is essentially means is some of the hot-shot features of the Galaxy S21 series will be available to the older devices. 

Samsung said the update will bring select, new camera capabilities for capturing and editing photos and videos and smart new features that enhance everyday life