The process of downloading the Gateway MC78 O2 Card Reader Driver 3.25 for Vista driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the Gateway MC78 O2 Card Reader Driver 3.25 for Vista driver from the primary server - this is the manufacturer’s O2 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 Gateway MC78 O2 Card Reader Driver 3.25 for Vista diver.