Go to manufacturer's official website to download the compatible touchpad driver and install it manually. Also, using Driver Talent to you help you install it. Quite easy.
Good luck.
To download the touchpad driver, use Google and look for ... Select INPUT and download the touchpad driver. Usually, it's a Synaptics component ...
... fresh installation of your touchpad driver using the original setup ... laptops use this driver for the touchpad, buttons and enhancements ... matter of seconds your touchpad is restored and functioning. ...