ConvertMii

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Select the input file format.

Select your file.

Enter your data as hex (Case insensitive. Non-hex characters will be ignored).

Load a Mii to be able to edit it.

Mii loaded, form not done yet

Load a Mii to be able to save it.

Click the button below to generate your Mii in the different formats supported.

You won't be able to get your Mii in encrypted form (including QR Code) if you do not provide the AES 0x31 normal key. To do so, click the yellow button in the top right of the screen.

Decrypted

Encrypted

QR Code

AES key

This key is required to load/save a Mii from/to an encrypted format (QRCode included).

Enter the Nintendo 3DS 0x31 normal key in hex (Case insensitive. Non-hex characters will be ignored). If you cannot find the key online or are just curious, I have a guide to get it yourself!

ConvertMii AES key

ConvertMii