If you are playing on a physical Nintendo 3DS, 2DS, or New 3DS XL running custom firmware (CFW) with Luma3DS, follow these steps to install the update using the FBI title manager. Prerequisites A 3DS console with modern CFW (Luma3DS and FBI installed).
Fixes an issue where using specific moves like Curse , Forest's Curse , Power Trick , or String Shot caused the game to completely freeze during Live Competitions and Link Battles.
Select SD , navigate to your cias folder, and highlight the update file. Pokemon Ultra Moon- Update 1.2 3DS -WORLD- CIA ...
Fixed a critical bug where using the moves Curse , Forest's Curse , Power Trick , or String Shot could cause the game to freeze during Live Competitions.
For the homebrew community, securing the unlocks the definitive way to play—whether you are shiny hunting in the Ultra Wormholes or battling your friends locally. Install it, surf without lag, and enjoy the twilight of the 3DS era the right way. If you are playing on a physical Nintendo
: This issue is often caused by a missing or invalid "seed" for the game, a common requirement for newer 3DS titles. To fix this, boot into FBI, navigate to Titles , find Pokemon Ultra Moon , select it, and then choose the "Import Seed" option. This will fetch the necessary data from Nintendo's servers (which, for now, remain functional for this specific purpose) and resolve the boot issue.
For users with a modded Nintendo 3DS system, the update is typically available through the following methods: Select SD , navigate to your cias folder,
The version 1.2 update for Pokémon Ultra Moon and Ultra Sun is a mandatory, 539-block patch that fixes critical, game-breaking bugs related to specific moves like Curse and Forest's Curse. This update restores functionality to online features, including the Festival Plaza and GTS, and allows for the use of previously banned moves in tournaments. For official instructions on updating the game, visit Nintendo Support
Whether you play on a modded console using custom firmware or utilize modern PC emulation platforms like Citra , installing this 539-block (roughly 66.87 MiB) update is essential to prevent unpredictable system freezes during gameplay. Core Bug Fixes and Patch Notes
By ensuring your Alolan adventure is fully patched to version 1.2, you protect your save files from game-breaking crashes and guarantee seamless local wireless connectivity with the rest of the active 3DS Pokémon community.
If you need help with installing a legally dumped update via CFW, or troubleshooting the official update process, let me know and I’ll explain the steps within legal bounds.