Asus Transformer Pad TF303 E-Manual page 22

Using the touchpad
Perform these gestures to activate and move the pointer on screen.
Finger slide
Tap/Double tap
Drag and drop
Two-finger scroll (left/right)
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Chapter 2: There's no place like Home
Slide your finger across the touchpad to move the
pointer.
Single tap to select an item. Double-tap to launch an
item.
Select an item then press and hold the left-click
button. Using your other finger, slide down the
touchpad to drag and drop the item to a new location.
Slide two fingers to scroll left or right.