HP ProBook 5220m Notebook PC - Manual (Page 44)

Selecting
Use the left and right TouchPad controls like the corresponding controls on an external mouse.
Using TouchPad gestures
The TouchPad supports a variety of TouchPad gestures. To activate the TouchPad gestures, place two
or three fingers on the TouchPad at the same time as described in the following sections.
32 Chapter 3 Pointing devices and keyboard