In the world of NSPs, DLCs are usually separate small files. For these to show up in-game, your . If you install the DLC but not the latest update, the game will often fail to boot or the new content simply won't appear on the world map. Troubleshooting: Why Isn't It Working?
The Ultimate Guide to Kao the Kangaroo on Nintendo Switch: Base Game, Updates, and DLC (NSP/XCI) kao the kangaroo rom nsp update dlc switch work
If you get a "Could not start software" error, your Switch firmware likely needs an update to support the latest game patch. In the world of NSPs, DLCs are usually separate small files