Downnload HP ProBook G2 laptop drivers or install DriverPack Solution software for driver update. Synaptics SMBus TouchPad. Download driver. mouse driver problem with windows 10 64 on hp probook g2 reason windows update was unable to install the synaptic mouse drivers, I try everything but a: Right click on the touchpad driver file and select Properties. Usually, HP Pro book touchpad has a LED on the upper part. . tapping the touch pad switch doesn't work, then you need to install the synaptic driver of your pro book touch pad. . How do I disable the touchpad on my HP ProBook G2?