To play on a modded Wii U, you typically use either Loadiine GX2 (for SD card loading) or WUP Installer GX2 (for installing directly to the Wii U Menu/USB). Method 1: USB Installation (Recommended)
Select the game folder, press , and choose USB as the destination. Method 2: Loadiine GX2 (SD Card Only) New Super Luigi U WII U ISO (Loadiine & USB) (USA)
Insert the SD card into your Wii U and launch via the Homebrew Launcher or your Home Menu channel. To play on a modded Wii U, you
This runs decrypted games directly from the SD card. It is often slower than USB but useful for quick testing. How to Format an External Storage Device - Nintendo Support New Super Luigi U WII U ISO (Loadiine & USB) (USA)