How to disable touchpad For TinkPad in Ubuntu

How to disable touchpad in Ubuntu For TinkPad in Ubuntu there are two ways to disable TinkPad: 1 sudo rmmod psmouse this is disabled 2 sudo modprobe psmouse this is very convenient to enable this method, but will disable both the contact and the touchpad, generally want to keep the contact is enabled. Type 2: search for "pointing-device" installation in the Software Center, but a new problem occurs: if disabled, if you press the keyboard, the touchpad is enabled again. This was a big problem at the time. The test showed that you only need to remove the check box of "Disable touchpad when you press the keyboard" in the built-in manager. Then there will be no problems.