HTC M8 EYE User Manual page 33

33 Your first week with your new phone
Slide with two fingers
Two-finger swipe
Swipe down from the status bar using two fingers to access Quick
Settings.
In some apps, like Gallery, Messages, Mail,
or the web browser, slide two fingers
apart to zoom in when viewing a picture
or text.
Slide two fingers together to zoom out of the picture or
text.