Asus E7814 E-Manual page 76

Quick Toggle
Quick Toggle allows you to activate or deactivate the wireless
and touchpad functions of your Notebook PC. It also allows you
to change the contrast and volume settings of your Notebook
PC by moving the slide bar to the left or right.
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Tap this to deactivate or activate
the wireless functions of your
Notebook PC.
Tap this to toggle between
locking and unlocking your
Notebook PC's touchpad.
Slide to the left or right to
adjust your Notebook PC's
volume level.
Slide to the left or right to
adjust your Notebook PC's
display brightness.
Notebook PC E-Manual