Wii WADs (files used for installing Wii channels, system updates, and digital games) can be found for free on several community-archived platforms. These files are typically used with a modded Wii to restore functionality to the console or install homebrew applications Trusted Sources for Wii WADs
Since the official , there is no longer a "legal" way to purchase digital content directly from Nintendo. This has turned WAD files into a primary method for game preservation. Fans use them to: wii wads free