Android devices have come a long way. They first relied on physical buttons for navigation which were later replaced with on-screen buttons. And we now have navigation gestures. However, with the increasing display sizes, controlling a phone with one hand can be difficult for many. Well, to make things easier, Samsung has released its One Hand Operation + app on the Play Store. This app makes navigation easier on phones with one hand. It lets you perform different actions with different swipe gestures from the edges of the screen. You can customize swipe gestures for different functions...
Source: https://www.gsmarena.com/samsungs_one_hand_operation_gesture_navigation_app_released_on_play_store-news-35941.php
