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Install Wii U game system updates on Linux

! Wii U USB Helper Tool is not Linux-compatible at the time of this writing. Things may have changed and this guide may not be up to date !

Install Cemu on Linux

  1. Create folder where the wine prefix will preside (e.g. ~/Games/cemu)
  2. Initialize Wine export WINEPREFIX=~/Games/cemu && winecfg
  3. Download Cemu and run the installer within the Wine prefix wine "cemu installer.exe"
  4. Download the Cemu hooks package and install it

Dump the game

  1. Dump the Wii U game using ddd or wudump (wudump is recommended)
  2. Extract the contents of thegame.wud file using a tool like JWUDTool (NOTE: You should have the common.key and game.key files in the WUP-P-XXXX directory)
  3. Use Wii U USB Tool on either a Windows computer or a Windows virtual Machine to download the DLC and/or updates
  4. On the game icon within Wii U USB Tool, right-click and select "Unpack (Loadiine)"
  5. Transfer update/DLC to the Linux computer using SMB, shared folder, thumb drive, etc.
  6. In Cemu Select File > Open Update or DLC
  7. Navigate to meta.xml in the update/DLC meta folder and open it
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