L+R+ to open the Mod‑Menu, select Neon Mario, press A.Traditionally, an .iso is a sector-by-sector copy of an optical disc. However, the Wii U uses a proprietary optical disc format (Nintendo Optical Disc) with unique encryption keys and file structures (Caffeinated). A "standard" Wii U ISO is usually a raw dump of the disc, often decrypted by tools like DiscU .
: While Loadiine is a reliable method for playing backups, loading times may be longer compared to playing from an external USB drive using WUP Installer. Game Features Paper Mario Color Splash WII U ISO -Loadiine- -...