: Downloading game ROMs or disk images (WUX/WUD) for games you do not own is considered copyright infringement in most jurisdictions.
This is the most important section of this article. Emulation itself is legal, but how you obtain the game files determines if you are complying with the law.
A is a compressed disc image format used specifically for Nintendo Wii U games.
Even with a perfect setup, you might encounter some common problems.