The process of downloading the ASRock Fatal1ty X99X Killer/3.1 Intel USB 3.0 Driver 3.0.0.20 for Windows 7 driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the ASRock Fatal1ty X99X Killer/3.1 Intel USB 3.0 Driver 3.0.0.20 for Windows 7 driver from the primary server - this is the manufacturer’s Intel 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 ASRock Fatal1ty X99X Killer/3.1 Intel USB 3.0 Driver 3.0.0.20 for Windows 7 diver.