The process of downloading the Wii U GCN Adapter USB Driver 3.2.1 (Unofficial) driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the Wii U GCN Adapter USB Driver 3.2.1 (Unofficial) driver from the primary server - this is the manufacturer’s Other 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 Wii U GCN Adapter USB Driver 3.2.1 (Unofficial) diver.