Corrects bugs involving Ion Deluge and Wide Guard.
| Issue | Fix | |-------|-----| | “Failed to install CIA” | Corrupt file – redownload. Check SD card space. | | Game still shows v1.0 / v1.1 | Update wasn’t installed to NAND. Reinstall via FBI. | | “Title already exists” | Normal – choose “Overwrite” or just reinstall. | | Crash on launch after update | Remove update via System Settings → Data Management → 3DS → Pokemon Ultra Sun Update. Then reinstall clean CIA. | pokemon ultra sun update 12 cia install
GodMode9 automatically verifies the CIA’s signature, reducing the risk of bad dumps. Corrects bugs involving Ion Deluge and Wide Guard
: Power on your 3DS while holding the Start button. | | Game still shows v1
No computer needed.
: Follow the on-screen button prompts to unlock write permissions if required. Troubleshooting Common Issues How to Update Pokémon Ultra Sun and Pokémon Ultra Moon