You can get the three-button navigation bar back on Android by opening Settings and selecting 3-button Navigation under ...

To revert to the old dialler app and the familiar UI on Android phones, follow the below steps: On the Play Store app on your Android smartphone, tap on the profile icon (the one with the picture) ...

Samsung is one of the last button nav holdouts — most other Android OEMs, like Motorola and OnePlus, joined Google in effectively defaulting to swipe-based gesture navigation years ago.