Just a list of things we need to know: -What system you are attempting to emulate (better yet the name of the emulator) -What said emulator is running on (PC, Wii, etc.) -What does she click "Apply" for? Apply what? -What does the error message say?
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Friend codes: Aqua Blue 3DS: 5112-3573-0318 Red/Black 3DS XL: 5155-4201-5399