The process of downloading the Aopen AK77 Plus Audio Driver R3.20b driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the Aopen AK77 Plus Audio Driver R3.20b driver from the primary server - this is the manufacturer’s Aopen 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 Aopen AK77 Plus Audio Driver R3.20b diver.