how you can disable or turn off the touch screen input on Windows 10 tablet or PC
Step A : On the machine in question, right-click or tap and hold on the This PC icon to bring up a contextual menu. From that list, locate the Properties option and select it.
Step B : From this new window, select the Device Manager option shown to the left. You will also see that the Pen and Touch section state the number of supported touch points. 10 in this case.
Step C : Within the Device Manager tree, you will be able to find a top-level option called Human Interface Devices. Expand that list to see everything it contains.
Step D: If your device is indeed a touch screen machine, then there will be a sub-option title HID-compliant touch screen within that Human Interface Devices category. Right click on that option to bring up a contextual menu of options.
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Step E: From that menu, select the Disable option. The Windows operating system will now present a new popup basically asking you to confirm that decision: Disabling this device will cause it to stop functioning. Do you really want to disable it? Select Yes to continue.
Step F: Once that decision has been confirmed, it’s now safe to exit out of the Human Interface Devices management section. The touch screen on the machine in question will now be disabled and take no touch input or act on such