The process of downloading the Kramer VP-731 Presentation Scaler-Switcher Firmware 1.5 Audio driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the Kramer VP-731 Presentation Scaler-Switcher Firmware 1.5 Audio driver from the primary server - this is the manufacturer’s Kramer 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 Kramer VP-731 Presentation Scaler-Switcher Firmware 1.5 Audio diver.