Scrolling
Scrolling is useful for moving the pointer up, down, left, or right on a page or image.
Place two fingers on the screen and then drag them in an up, down, left, or right motion.
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2-finger pinch zoom
2-finger pinch zoom allows you to zoom out or in on images or text.
Zoom out by placing two fingers apart on the screen and then moving your fingers together.
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Zoom in by placing two fingers together on the screen and then moving your fingers apart.
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Chapter 5 Navigating the screen