I saw this https://help.ubuntu.com/community/SynapticsTouchpad#Completely_disabling_Touchpad In my case the touchpad is the id=13. Next time I will try xinput set-prop 13 "Device Enabled" 0 xinput set-prop 13 "Device Enabled" 1 to see if it works.
I saw this /help.ubuntu. com/community/ SynapticsTouchp ad#Completely_ disabling_ Touchpad
https:/
In my case the touchpad is the id=13. Next time I will try
xinput set-prop 13 "Device Enabled" 0
xinput set-prop 13 "Device Enabled" 1
to see if it works.