The process of downloading the Sony DRX-820U/DRX-820ULT Firmware 2.0d driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the Sony DRX-820U/DRX-820ULT Firmware 2.0d driver from the primary server - this is the manufacturer’s Sony 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 Sony DRX-820U/DRX-820ULT Firmware 2.0d diver.