Some packs have the Final Battle content as an update .nsp . Install this exactly the same way, the base game.
The Nintendo Switch is not a powerhouse, but Attack on Titan 2 runs surprisingly well when properly configured. To achieve the "high quality" promised in your search keyword, follow these performance tweaks: Some packs have the Final Battle content as an update
“High quality” in the keyword also refers to visuals. The Switch version runs at dynamic 720p (handheld) and 900p (docked) with 30fps target. To enhance: Some packs have the Final Battle content as an update
Install the Final Battle expansion NSP. If you have done this correctly, the game icon on your Switch home screen might change, or a "Final Battle" logo will appear on the title screen once the game launches. 4. Technical Requirements Some packs have the Final Battle content as an update