how do i use gecko codes in nintendont?

Discussion in 'Wii U - Hacking & Backup Loaders' started by Portal2player56, Mar 30, 2017.

  1. Portal2player56

    Portal2player56 GBAtemp Regular

    Jan 24, 2016
    United States
    how do i use them? are they just .txt file or do they need to be a specific file? i already have everything set up but no gecko codes and and some for a game i am playing seem to not exist.
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