Navigate to [C:] GAMECART or [A:] SD CARD (for digital versions). Select the game file ( .3ds or .cia ). Choose , then select Decrypt file .

Disclaimer: This article discusses technical aspects of emulation and ROM modifications. Always ensure you own a legal, physical copy of Pokémon Ultra Sun before utilizing digital backups or modified files.

The vanilla game runs at a low resolution (240p) with thick black outlines on character models. You can drastically improve this on an emulator:

: Standard emulators cannot read encrypted .3ds or .cia files.

Download a reputable, modern 3DS emulator capable of handling high-resolution rendering and custom textures. Ensure your graphics drivers are fully updated. Step 2: Load Your Decrypted File

Pokémon Ultra Sun uses thick black outlines around characters. Applying a "no-outline" cheat code makes the game look like a native Nintendo Switch title.

To make Ultra Sun feel like a modern Switch title:

: It enables clean extraction of high-quality audio tracks and 3D models. How to Get a High-Quality Decrypted ROM

If you are looking to experience Pokemon Ultra Sun on a custom firmware (CFW) 3DS or a PC emulator like Citra, the key phrase you need is Below is everything you need to know about obtaining and running this version of the game.