Place the CIA file on your SD card in the appropriate folder for your device (e.g., cias folder for devices like the New 3DS).
Which would you like?
), which are designed to work across different console regions. Key Details for Version 1.2 : Approximately Compatibility pokemon ultra sun update 12 3ds world cia free
Users utilizing custom firmware (CFW) often encounter the terms "World," "Region Free," or "CIA" when managing software backups or modifications. Place the CIA file on your SD card