Humanware explore 8 User Manual page 19

 Screen Brightness (Change the screen's
brightness level): 1 to 9 (8*)
 Touchscreen (submenu, tap to enable
gestures and vibrations)
 Pinch & zoom (decrease/increase
distance between two fingers to zoom
out/in)
 Vibrations
 Tap & hold (hold finger down in
Magnifier to save image to Gallery)
 Auto-off (Choose how long the device
stays on): 1 minute, 2 minutes, 5 minutes*,
10 minutes
 Preferred Zoom (Change the default zoom
level when you open your device): Previous
(the zoom level you were at when you
closed your device), 2x* to 22x
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