Open → select SD → navigate to the CIA file.

Pokémon Ultra Sun Version 1.2 Update is a mandatory patch required for all online features, primarily addressing game-breaking bugs that occurred during competitive play. For users with custom firmware, installing this update via a is a common alternative to the Nintendo eShop. Version 1.2 Update Details Release Date: February 6, 2018. Approximately 539 Blocks (roughly 67 MB). Key Bug Fixes: Move-Induced Crashes: Fixed a major bug where using moves like Forest's Curse Power Trick String Shot