Disabling laptop mouse pad For Windows 7 , go to Control Panel > Hardware and Sound , then under Devices and Printer click MOUSE.
A window will appear about MOUSE PROPERTIES then click the "Finger Sensing Pad" tab .. Then click " Configure"
On "Configure Item" on the left corner click the "Enable/Disable Pad" and under this you go to "USB MOUSE DETECTION" and check the box "Disable pad while external USB is plugged in"
