Dynabook Tecra PS481A-04E02M Synaptics TouchPad Driver 19.4.3.195 for Windows 10 64-bit Jun 16, 2021
... package contains the files needed for installing the Touchpad driver. If it has been installed, updating (overwrite-installing) may fix problems, add new functions, or expand existing ones. Even though other OSes might be compatible as well, we do not recommend applying this release on platforms other than the ones specified.To ...