Once you update to version 1.2, you will no longer be able to watch, share, or upload Battle Videos saved under previous versions of the game.
Was it worth it? For legitimate players, yes. For the shiny hunters, it was a tragedy.
So go ahead. Charge your 3DS. Connect to the sluggish Wi-Fi. Hit that update button. You’re not just downloading a patch; you’re securing a time capsule.
The primary focus of this 539-block (approximately 67MB) update was fixing specific move interactions that caused the game to crash or freeze.
Before 1.2, a specific sequence of events — involving saving inside the Festival Plaza while simultaneously receiving a trade request and a Wonder Trade — could corrupt the save file, forcing players to delete their entire progress. This was rare but devastating.
: Due to this fix, these moves—which were temporarily banned from official Play! Pokémon tournaments—are now permitted for use again. Performance Stability
Pokémon Ultra Sun Update 1.2: Patch Notes, Bug Fixes, and How to Install
Pokémon Ultra Sun Update 1.2: Everything You Need to Know The 1.2 patch for Pokémon Ultra Sun and Pokémon Ultra Moon is a crucial update for players looking to ensure a stable gameplay experience, fix prominent bugs, and maintain full access to the game's remaining network functionalities.
The Version 1.2 update for Pokémon Ultra Sun and Ultra Moon addresses key bugs, including move-induced crashes and evolution issues, while enhancing overall game stability. This mandatory update is required for accessing online features such as Festival Plaza and Battle Spot. For more details, visit the Nintendo eShop.
Here’s an interesting, concise piece tailored for — focusing on its hidden legacy, since this update is relatively obscure today.
Update 1.2 rewrote how the game handled autosave triggers in the Plaza’s network lobby. Post-1.2, the game creates a temp backup before finalizing trades, eliminating the corruption risk. If you are picking up Ultra Sun today, —the unpatched version is a time bomb for your save file.
Ensure your Nintendo 3DS is connected to the internet.
Before 1.2, Dusk Mane Necrozma and Dawn Wings Necrozma had an unintended interaction with the item "Ultranecrozium Z." Players could hold the Z-crystal, transform into Ultra Necrozma, and retain the stat boosts from the previous turn.
Savvy players discovered a soft-reset trick to manipulate the Roto Loto (the rotation-based item system on the bottom screen). By resetting at a precise moment, you could guarantee "Roto Hatch" or "Roto Exp. Points" infinitely.
Version 1.2 update Pokémon Ultra Sun (released February 6, 2018) is a maintenance-focused patch primarily designed to restore competitive integrity. While it doesn't add new content, it is essential for anyone participating in online play or using QR Code events. Key Technical Fixes
When Pokémon Ultra Sun and Ultra Moon launched in November 2017, they were hailed as definitive editions of the Alola region—richer stories, tougher challenges, and the introduction of the terrifying Ultra Necrozma. However, like any modern RPG, the games required post-launch support. Enter , the final major patch for the 3DS titles.