You need to own that Wii - or buy one If your Nintendo Wii U gaming console is not working as intended and you've exhausted all other possible repair steps, or you want to give it to someone else, you can reset it to factory defaults. Reset wii u without losing games While the addition of the sync button on the battery cover is the common way to tell non-TR Wii Remote Pluses from -TR Wii Remote Pluses, even that is not 100% reliable.