The process of downloading the Roland AT-900C Music Atelier Firmware 1.22 driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the Roland AT-900C Music Atelier Firmware 1.22 driver from the primary server - this is the manufacturer’s Roland 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 Roland AT-900C Music Atelier Firmware 1.22 diver.