Samsung J337V - One-handed mode

One-handed mode
Change the screen layout to accommodate operating
your device with one hand.
1. From a Home screen, swipe up to access Apps.
2.
Tap Settings > Advanced features >
One-handed mode.
3. Tap On/Off to enable the following:
• Gesture: Swipe up diagonally from either
bottom corner to reduce the display size.
• Button: Press the Home key three times in
quick succession to reduce the display size.
• Show keys on screen: Display the Home, Back,
and Recents keys on the screen.
Display 135