1. Download the GeniusSmart App, and install it to your computer.
2. Launch the SmartGenius App, then enable the Zoom in/out feature.
3. The Zoom in / out is enabled now, you can press the scroll wheel and roll forward to zoom in photos, whereas roll backward to zoom out.
1) Change a new battery at first if it needs.
2) Turn the switch on and check the LED light works, then turn off the switch.
3) Plug the receiver into USB port, wait about 2 seconds until laptop recognize the receiver.
4) Press the Middle Scroll & Right Button at the same time in 10 seconds, and keep pressing for 5 seconds after turn on the switch, the receiver and mouse will be connected automatically.( For mouse and receiver pairing procedure, do this within 5 cm distance)
5) Move your mouse, if mouse works means that you pair it successfully.