How to customize navigation bar on Galaxy S10 plus
How to customize navigation bar on Galaxy S10 plus One UI 1.1
Step 1: Swipe down notification panel from top of the screen and tap Settings gear icon
Step 2: Tap Display. Samsung S10 plus display settings, you can see adaptive brightness, font size & font style, screen resolution, screen mode, navigation bar, and other settings.
Step 3: Scroll down and tap Navigation bar. Now change the navigation bar button order on galaxy S10 plus.
Step 4: Choose from recents-home-back / back-home-recents under button order section.