: Use a tool like WinRAR or 7-Zip . Right-click Part 1 and select "Extract Here"; the software will automatically pull data from Part 2 and combine them into a single .3ds or .cia file. Play : Load the resulting file into the Citra emulator.
: You need "part1.rar" (and any subsequent parts) from the same source. UScitraNOv1-pokemonerdotcom.part2.rar
If you are looking for the narrative plot of the game, Pokémon Ultra Sun follows a young trainer in the Alola region who must stop the legendary Necrozma from stealing the world's light, featuring an expanded story compared to the original Pokémon Sun . : Use a tool like WinRAR or 7-Zip
: This is the second segment of a split archive. Because 3DS ROMs are large (often ~3GB+), they are frequently split into multiple smaller .rar files for easier uploading and downloading. How to use it : You need "part1
: This typically suggests a "No Outlines" patch (version 1), a popular visual modification that removes the black borders around character models to make the game look more modern in high resolution.