There are several ways to fix a faulty touchpad on a Windows 10 laptop, and most of them don't require any hardware repairs.
After decades of working with computers, I started to develop some wrist and arm pain a few year ago. So I switched from using whatever random mouse I could find for under $20 to using input devices ...
You can disable the touchpad on Windows 10 through the Settings app, the Device Manager, and possibly with your computer's ...