If you are using homebrew tools or emulators (like Yuzu or Ryujinx), you generally need to: Open your emulator or installer tool. Select "Install File to NAND" or a similar option. Choose the update NSP file (ensure it matches the region of your base game).
: The last official major update for FM24 Touch was the Final Data Update Football Manager 2024 Touch Switch NSP UPDATE
from Sports Interactive for a detailed look at the new manager principles. Nintendo Insider Review If you are using homebrew tools or emulators