If the hardware and operating system of your computer supports the Touch functionality, you can scroll and zoom in on an image. You can also tap to find, sort, and enhance your photos in the Organizer and Quick Edit mode. Multitouch is supported in all three modes: Quick, Guided, and Expert.
Scrolls the image horizontally or vertically. Touch the screen with one finger (two fingers on the trackpad for a Mac) and move the finger left or right, and up or down.
Pinching in or out
Zooms in or out of the image. To zoom out, place two fingers on the image (trackpad on a Mac) and pinch. Similarly, to zoom in, pinch, and move the two fingers apart.