LG VELVET LM-G900VM - Touch Screen

The Basics
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Touch Screen
You can familiarize yourself with how to control your device by using touch
screen gestures.
Tapping
Lightly tap with your fingertip to select or run an app or option.
Touching and holding
Touch and hold for several seconds to display a menu with available options.
Double-tapping
Tap twice quickly to zoom in or out on a web page or map.