For players looking to download Assassin's Creed IV: Black Flag on their Nintendo Switch, the NSP (Nintendo Switch Package) file is available on the Nintendo eShop. The DLC (Downloadable Content) link is included in the game, allowing players to access all bonus content, including the "Freedom Cry" expansion.
If you're looking to download the DLC, you can find them on the Nintendo eShop or through the Ubisoft Store. assassins creed iv black flag switch nsp dlc link