The process of downloading the AMD Catalyst Graphics Driver 13.15.1 Beta for Windows 8.1 Preview driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the AMD Catalyst Graphics Driver 13.15.1 Beta for Windows 8.1 Preview driver from the primary server - this is the manufacturer’s AMD 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 AMD Catalyst Graphics Driver 13.15.1 Beta for Windows 8.1 Preview diver.