: The update included various minor bug fixes aimed at improving the overall gameplay experience. Technical Details and Requirements
The primary objective of Update 1.2 was to resolve several high-priority bugs that specifically affected Pokémon moves and competitive play.
: The update requires approximately 539 blocks (about 67MB) of space on your Nintendo 3DS SD card. Pokemon Ultra Moon- Update 1.2 3DS -WORLD- CIA ...
Pokémon Ultra Moon Update 1.2: A Essential Patch for Alola Explorers
: Note that after applying this update, any Battle Videos saved under older versions will no longer be playable or available to be made public. How to Install the Update : The update included various minor bug fixes
: Due to the freezing issues, these moves were temporarily banned from official Play! Pokémon tournaments. With the release of 1.2, these bans were lifted, allowing them back into the competitive meta.
: Installation is mandatory for all online features, including Wonder Trade, Battle Spot, and the GTS. Pokémon Ultra Moon Update 1
For most players, the update process is straightforward through official channels. Official eShop Method