The process of downloading the Advantech USB-4704 USB Module Firmware 1.0.1.91 driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the Advantech USB-4704 USB Module Firmware 1.0.1.91 driver from the primary server - this is the manufacturer’s Advantech official website). If the download still fails to run, check whether your anti-virus software is not blocking the connection to the manufacturer server of the Advantech USB-4704 USB Module Firmware 1.0.1.91 diver.