When discussing Switch software backups or digital distribution, you'll often see two main file types:

: While a base XCI only contains the initial release, tools like XCIBuilder

This file type is a direct, byte-for-byte dump of an official Nintendo Switch game cartridge. It mimics the physical media perfectly, including the game data and partition structure.

Two primary options exist:

Before we discuss emulation settings, a mandatory disclaimer: unless you dump the cartridge yourself.

: Purchasing games supports the developers and the gaming industry, encouraging the creation of more high-quality titles.