The Trackball Explorer and Optical are both USB based which means users simply plug in the trackball into a free USB slot to install the device. Software Installation Microsoft has provided customization software for the Trackball Explorer and Optical. The software gives users the opportunity to reassign various functions to specific buttons on the trackball. A closer inspection of the software will reveal that this is a universal application for the entire MS line of mice and trackballs but will automatically select the current pointing device installed so customization can be applied.
Users can assign a variety of different functions to each of the buttons on the trackball.
In addition, a nifty feature that is present in the software is the ability to orient movement based on natural hand orientation. The software runs a small test that asks you to guide a race car to the finish line. After completion, your movements are analyzed and corrections are made to optimize cursor moments based on your hand input. This will yield better mouse performance based upon the natural angle you spin the ball. As you have probably deduced, one of the biggest draws to the Trackball Explorer and Optical is its reliance on optical technology.