Dynabook Tecra PT593A-0LQ00E Synaptics TouchPad Driver 19.4.3.195 for Windows 10 64-bit Nov 22, 2021
... help of an external wireless or wired TouchPad device. If you wish to update ... set a system restore point before installing a device driver. This will help if you installed an ... mismatched driver. Problems can arise when your hardware device is too old or not supported any longer. ...