Hello, I’m Virginia an independent advisor with 20 years of expertise in fixing my own & friends’ PC problems.
Which Windows 10 build are you running - 1903, 1909 or 2004?
This has been a problem with Synaptics & Elan touchpads. Was/is there a tab under device manager>Mouse> if there was a tab for those settings but it’s now missing then a driver update removed it.
Rolling back the driver doesn’t work for some reason so in order to add the settings back you have to install the Microsoft precision touchpad driver:
Try installing the Microsoft precision touchpad driver:
https://www.tech-recipes.com/rx/66163/how-to-in... This will add extra touchpad options under Settings>Devices>Touchpad.
Note: This is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products).
Please do not download any repair tool which may be offered by this site other than the ones I mention/recommend.
Thoroughly research any product which is mentioned here before you decide to download and install it.