
W22IB3S Quick Start Guide 7
Setting the +/- Key (HotTab)
This HotTab +/- Key option allows users set the (+) and (-) touch keys’ functions. The +/- keys
can be set to control volume, brightness of the screen, and adjustment scale.
Volume Mode
Under this mode, the +/- Key controls Volume. (+) touch key is mapped to raise volume and (-)
touch key is mapped to lower volume.
To configure the key mapping, perform the following:
1. Open the HotTab utility by double clicking on the HotTab Utility icon in Windows System
Tray.
2. Tap on the +/- Key option.
3. Tap on Volume option.
Brightness Mode
Under this mode, the +/- Keys controls the screen Brightness. (+) touch key is mapped to raise
screen brightness and (-) touch key is mapped to lower screen brightness.
To configure the key mapping, perform the following:
1. Open the HotTab utility by double clicking on the HotTab Utility icon in Windows System
Tray.
2. Tap on the +/- Key option.
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