Move the .nsp file to your Nintendo Switch SD card.
The file is compressed in a RAR format. You must extract this file using software like WinRAR or 7-Zip to access the .nsp file inside. POKLGEV-(RF)-UPDATE-NSWTCH-NSP-ZIPERTO.rar
A Nintendo Submission Package. This is the digital format of a switch game, similar to a digital cartridge or eShop file. Move the