Right click on the Start Button or press the WIN (Windows) key and the X key together. From the menu select Device Manager.
From the Device Manager window expand Human Interface Devices.
Right-click on HID-compliant touch screen and from the list of options displayed, select ‘Disable’.
A confirmation pop-up will appear on your device screen, requesting you to confirm the decision. Disabling this device will cause it to stop functioning. Do you really want to disable it? Click ‘Yes.’
Your touch screen functionality will be disabled immediately.
At any point if you would like to enable touch screen functionality again, simply go back to the Device Manager, right-click HID compliant touch screen, and select Enable.
Remember, you will be required to restart your PC to enable the touch screen functionality again.