While .CIA files are typically for hardware, they can often be decrypted for use with the Citra emulator on PC.
A compressed file format that requires software like WinRAR or 7-Zip to extract the internal contents. Content and Usage MHG-EUR-CIA-Ziperto.rar
This specific file is primarily used by the 3DS homebrew community for: MHG-EUR-CIA-Ziperto.rar
A well-known repository for hosting Nintendo 3DS, Switch, and PC game ROMs and decrypted files. MHG-EUR-CIA-Ziperto.rar