The settings available in KDE are what you saw, no more no less. The underlying infrastructure however is usually way more powerful than that.
A few laptops ago I had made a pretty nice config for my touchpad enabling way nicer features than I had access to in Windows.
That was using xinput, which I expect won't work because you're probably using Wayland. Looks like the replacement is libinput.
As usual, the Arch wiki looks like the place ti start, no matter the distro: