The process of downloading the Toshiba Tecra Z40-A CMedia USB Audio Driver 1.00.0002 for Windows 8.1 64-bit driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the Toshiba Tecra Z40-A CMedia USB Audio Driver 1.00.0002 for Windows 8.1 64-bit driver from the primary server - this is the manufacturer’s CMedia 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 Toshiba Tecra Z40-A CMedia USB Audio Driver 1.00.0002 for Windows 8.1 64-bit diver.