The process of downloading the Steinberg CC121 Controller Firmware 1.50-2 for Mac OS driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the Steinberg CC121 Controller Firmware 1.50-2 for Mac OS driver from the primary server - this is the manufacturer’s Steinberg 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 Steinberg CC121 Controller Firmware 1.50-2 for Mac OS diver.