Access the properties of the Synaptics Pointing Device by right-clicking on the system tray icon at the bottom right-hand corner of the screen. If you do not see the icon, open your Control Panel and select the "Performance and Maintenance" option. Click "System", then "Hardware", then "Device Manager" to view the devices on your computer. Open the "Mice and Other Pointing Devices" selection.
Step 2
Click on the "Device Settings" tab of the "Mouse Properties" window. The "Device Settings" tab is at the top of the window and located farthest to the right.
Step 3
Highlight the Synaptics Touchpad from the list of available pointing devices. Click the "Disable" button underneath the list. Click "OK" on the pop-up menu to confirm your selection. Click "OK" on the Mouse Properties window to close the window. Your Synaptics Touchpad will now be disabled.