Touchpad not working or showing up in Bios, Lenovo Thinkpad E - Internal Hardware To download the proper driver, first choose your operating system, then find your device name and click the download button. So Lenovo ThinkPad T420 UltraNav that i didnt need to install the ultranav driver as it was that good, hp and dell needs to take note here. The driver package is required in order for the thinkpad ultranav device to function properly and is the software[…]
