The beauty of the NSP format is the ability to install updates via "Ticket" files.
Assuming you have legally dumped your own cartridge (XCI) or your eShop download (NSP), here is how to run them. Animal Crossing New Horizons -NSP XCI-
Build a community from over 400 unique animal personalities. The beauty of the NSP format is the
Updates and DLC (like the Happy Home Paradise expansion) are almost always in NSP format. XCI (eXact Cart Image): This is a direct dump of the physical game cartridge. Animal Crossing New Horizons -NSP XCI-
The file was titled simply: Animal Crossing New Horizons [01006F6002326800].nsp .