Dell XPS 18 User Manual page 19

Finger gestures
Zoom
Flick
Allows you to:
Place two fingers on the touchscreen
and then move them apart to zoom-in.
Place two fingers on the touchscreen
and then move them apart to zoom-out.
Move a finger quickly in the desired
direction to flip through content in the
active window like pages in a book.
Flick also works vertically when
navigating content such as images or
songs in a play-list.
Using Your Computer
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