To install Wii U USB Helper, use this installer : https://github.com/FailedShack/USBHelperInstaller It will install the base application files as well as the patcher and install it all automatically. List of working Wii U Title Key Databases : https://titlekeys.ovh/ - This one works : http://vault.titlekeys.ovh/ - https://phunlabs.github.io/ crashes USBHelperLauncher, making you have to reinstall it. - wiiu.titlekeys.gq was shut down long ago