Storing games digitally instead of using physical cartridges.
Tools like NSC Builder or Swiss Army Knife (SAC) are often used to merge the base game, updates, and DLC into a single file for easier installation. Animal Crossing New Horizons (NSP)(2 DLCs) (2).rar
An file is a digital game format for the Nintendo Switch. These files are often used for: Storing games digitally instead of using physical cartridges