steph fxe this should work for you
First go here: '''chrome://flags/#ash-debug-shortcuts''' and enable the flag, then click RESTART NOW at the bottom of that page.
Once that's done, you have two new keyboard shortcut toggles available to you -
Toggle touch screen on/off: --> Search+Shift+T Toggle touchpad on/off: --> Search+Shift+P
'''WARNING - use of this feature may cause unwary users to think their touchpad or touchscreen is defective. There are no status indicators to tell you that you have turned the touch device off!'''