Issue: "Failed to install CIA. Result code: 0xC92044B2"

Issue: The update installed, but the game is stuck on "Ver. 1.0"

Issue: After installing v1.2, I can't access Mystery Gift.

Absolutely. Even if you don't play online, v1.2 fixes the "Battle Tree freeze" that randomly occurs when using certain Mega Evolutions. It also patches the "Poni Plains soft-lock" where the game would crash after a double battle.

Moreover, many modern ROM hacks and randomizers (like Ultra Sun & Ultra Moon Randomizer ZX) require the base game to be patched to v1.2 to function correctly. Without this "World CIA Exclusive," users with World carts would be locked out of the modding scene.

If you have a hacked 3DS but own a legitimate cartridge, you can:

If you never downloaded update 1.2 before the eShop shutdown and you have a clean, unhacked console, there is no official way to obtain it anymore.

Date: April 12, 2026
Classification: Unverified Scene Release / Homebrew Modification
Source: Leaked from an anonymous 3DS modding group (“NTR Crew”)

Subject: [Release] Pokémon Ultra Sun Update v1.2 (CIA)

Hey everyone,

Just dropping the files for the Pokémon Ultra Sun Update 1.2. If you are running the game on your 3DS via CIA installation, this update is crucial for accessing online features and fixing the "soft lock" glitches reported in earlier builds.

What's included:

This is a must-have for your 3DS World collection to ensure your Ultra Sun adventure runs perfectly. Let me know if you run into any installation issues!