ViewSonic VPAD10 User Manual page 36

Touch Pointer
Select the "Touch pointer" check box to show the touch pointer when fingers interact with items on the screen.
In the Advanced Option, you can set the "Touch Pointer Location Option" and "Touch Pointer Appearance and Behavior".
Panning
In the "Panning" tab, select the "Turn on Single Finger Panning" checkbox to enable single finger panning.
Select both checkboxes in the "Gestures" box and select the desired Inertia settings.
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ViewSonic VPAD10