Maybe the wrong Touchpad driver you have recently installed is occurring the problem with your laptop. When the incompatible driver gets installed in Windows 10, we face various issues.
If the issue is still there and your laptop touchpad is still not able to use you can move to another method and try another trick to fix your problem.
You can try the trick to resolve the Two-finger scroll not working on Windows 10 issue. The next method you can try is to change the Mouse pointer. If it is still not working, you don’t need to worry as you can try another method that can help you resolve the issue. After completing the above steps, you need to check if your two-finger scroll is working. Here you will be able to enable the settings of your laptop touchpad.