HTC Thunderbolt Cell Phone User Manual


 
Photos, videos, and music  257
While in filmstrip view (when you turn your phone sideways), 
slide your finger left or right across the screen to go through 
your photos and videos. Tap a photo or video to view it in full 
screen.
Zooming in or out on a photo
There are two ways you can zoom in or out of a photo:
Tap the screen twice quickly to zoom in, then tap the screen 
twice quickly again to zoom out.
You can also use pinch zooming. Press your thumb and index 
finger on the screen and then spread your fingers apart to zoom 
in. Pinch your fingers together to zoom out.