Modding your Wii is generally safe and legal, but it does void your warranty and carries a small risk of "bricking" (breaking) the console if you install a corrupted WAD. Always ensure you have Priiloader installed as a safety net before messing with WAD files. Are you trying to watch YouTube on your Wii, or are you looking for a tutorial on how to install WAD files? Creating Wii Game Shortcuts - Wii Hacks Guide
The official Nintendo YouTube app has not worked for several years. youtube channel wii wad
: You can find archived versions of the original channel WADs on sites like the Internet Archive for preservation or modification. Creating Custom Channel WADs Modding your Wii is generally safe and legal,
The Wii Wad YouTube channel boasts an impressive library of content, including: Creating Wii Game Shortcuts - Wii Hacks Guide