: Players must update to the latest available version (current versions are much higher than v1.2.1, such as v11.x) to access online multiplayer features. Splatoon 3 update out now (version 1.2.1), patch notes
Splatoon 3 Update v1.2.1: Key Fixes and Technical Overview The update, released on October 28, 2022, was a technical patch specifically designed to address critical issues introduced in the previous v1.2.0 update. This update primarily focused on stabilizing the Rainmaker game mode and correcting multiplayer movement bugs. Core Patch Highlights
: Note that battle replays from v1.2.1 are compatible with v1.2.0, but replays from any version prior to v1.2.0 (such as v1.1.2) cannot be played. File Formats and Technical Data Splatoon 3 Switch NSP/XCI [Update v1.2.1] (Full...
: To run Splatoon 3 with modern updates, a minimum system firmware of 14.1.0 or higher is generally required, depending on the specific update version.
In the context of Nintendo Switch modding and backup communities, game files are often discussed in the following formats: : Players must update to the latest available
: Addressed an issue where allies Super Jumping to a player using an Inkjet or Zipcaster on an inkrail would land at the start of the rail instead of the player's actual location.
: Fixed a bug where players placing the Rainmaker on a checkpoint appeared motionless to others. It also corrected a scoring error where the goal distance count would incorrectly drop to 1 even if the goal hadn't been reached. Due to these fixes, Rainmaker was officially added back into the battle rotation. Core Patch Highlights : Note that battle replays from v1
: A format that mimics a physical cartridge, often used for base game backups.