Dell Lightning User Manual page 22

Touch Gestures
Pinch
Move two fingers close together to
reduce the view of the active window.
Stretch
Move two fingers apart to enlarge the
view of the active window.
22
Getting to Know Your Dell™ Lightning
Allows you to:
Reduce the view of an image, map,
web page, with the center of the
zoom being the center of the two
fingers.
(Continuously zoom out).
Enlarge the view of an image, map, or
web page, with the center of the
zoom being the center of the two
fingers.
(Continuously zoom in).