The process of downloading the IOGear USB to Serial/PDA Converter Cable [ GUC232A ] Driver driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the IOGear USB to Serial/PDA Converter Cable [ GUC232A ] Driver driver from the primary server - this is the manufacturer’s IOGear 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 IOGear USB to Serial/PDA Converter Cable [ GUC232A ] Driver diver.