You generally need to own the game to legally possess the WAD file. Download the WAD file for the WiiWare or Virtual Console game you want to patch. Keep it in a folder on your PC named clearly (e.g., C:\WiiPatching ).
: Open your WAD manager in the Homebrew Channel, navigate to the file, and select Important Considerations youtube channel wii wad patched
Disclaimer: Modifying your Wii and installing unauthorized WADs carries a risk of "bricking" (permanently damaging) your console if done incorrectly. You need BootMii and Priiloader installed. Proceed at your own risk. You generally need to own the game to