Ensure the WAD matches your console's region (NTSC for North America, PAL for Europe) to avoid a "banner brick." Conclusion
: Distributing or downloading copyrighted material like official Wii games is illegal, even if you own a physical copy. Console Bricking : Installing "bad" or corrupted WAD files can cause a banner brick new super mario bros wii wad file download link
Downloading copyrighted game files like New Super Mario Bros. Wii WADs from unauthorized third-party sites is considered illegal piracy Ensure the WAD matches your console's region (NTSC