This specific file refers to for the USA region, in CIA format, and is Region Free (RF) . 1. Extract the Multi-Part Archive
Copy the extracted .cia file into a folder on your SD card (commonly a folder named cias ). Eject the SD card and put it back into your 3DS. 3. Install via FBI MHS-USA-CIA-RF-Ziperto.part1.rar
: Files from Ziperto often require a password for extraction. If prompted, the password is typically ziperto.com . This specific file refers to for the USA
: If you are installing DLC or updates, follow the same steps. They will automatically attach to the base game once installed. Eject the SD card and put it back into your 3DS
Because the filename ends in .part1.rar , it is part of a "split" archive. You cannot use only one part; you must have all segments (e.g., .part1.rar , .part2.rar , etc.) in the same folder to succeed.