Nintendo Classic MiniHack Nes ClassicAug 08, 2018 And that's it! Your Super NES Classic is now ready to accept custom extra ROMs. Now, the internal storage of the SNES Classic is only 200mb and though that seems very small the average game ROM is only 1.5mb so there is plenty of room. Remember Nintendo software is copyrighted and you can only put ROMs on it that you own already. May 08, 2019 Her..