Errfix.3dsx

: The most "official" way is to dump the seeddb.bin and Mii system data from a physical, modded 3DS console and place them in the emulator's "system files" directory.

Fixing your Mii faces generally follows a straightforward process across most platforms, including PC, Steam Deck, and mobile devices: Errfix.3dsx

On , users have reported success placing it in the texture pack directory (e.g., Emulation > texturepacks > azahar > textures ). : The most "official" way is to dump the seeddb

Are you running into any or using a particular emulator like Citra or Folium that still won't load the faces? : Open your emulator and run Errfix

: Open your emulator and run Errfix.3dsx as if it were a game.

If running the .3dsx file does not work, the community suggests a few alternative methods to restore Mii functionality: