Turn off icon labels in the action bar
By default, labels appear under icons in the action bar at the bottom of the screen. The labels identify and explain the
signature actions available to you. If you turn off this setting, icon labels don't appear unless you touch and hold the icon in
the action bar.
Tip: You can slide your finger between icons to see the labels. To avoid selecting an option, slide your finger outside of the
On the home screen, swipe down from the top of the screen.
Settings > Display.
Turn off the Always Show Icon Labels switch.