If running the .3dsx file does not work, the community suggests a few alternative methods to restore Mii functionality:
For most desktop emulators, place the file in the same folder as your game's executable or ROM. Errfix.3dsx
: You can find Errfix.3dsx or MiiFix.3ds on community hubs like MediaFire or via Discord support servers for specific emulators. Placement : If running the
The problem stems from how emulators handle Mii assets. Because Mii textures and fonts are copyrighted Nintendo system files, emulators like , Azahar , and Manic Emu often ship without them to avoid legal issues. Instead, they use placeholder graphics—often a red "no-entry" sign—which can make these games unplayable. Errfix.3dsx (or its variants like MiiFix.3ds ) acts as a patch to re-enable or properly link these missing assets within the emulator's file system. How to Use Errfix.3dsx Because Mii textures and fonts are copyrighted Nintendo
Errfix.3dsx is a homebrew application used primarily to fix "broken" Mii faces in games like Tomodachi Life and Miitopia when running on emulators.
Watch this step-by-step guide to resolve missing Mii faces in Tomodachi Life using the error fix utility: Tomodachi Life Mii Missing Head Fix & Download! YouTube• 29 Apr 2025
Are you running into any or using a particular emulator like Citra or Folium that still won't load the faces?