The process of downloading the MSI X99A SLI PLUS VIA USB 3.0 Driver 4.90A driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the MSI X99A SLI PLUS VIA USB 3.0 Driver 4.90A driver from the primary server - this is the manufacturer’s VIA 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 MSI X99A SLI PLUS VIA USB 3.0 Driver 4.90A diver.