Spltoon3-(usa)-nswtch-nsp-update121-ziperto.rar -

Once extracted, you should see an .nsp file. This is the actual update file.

Navigate to (or "NAND Install" if you prefer). SPLTOON3-(USA)-NSwTcH-NSP-Update121-Ziperto.rar

A tool that supports .rar archives, like 7-Zip or WinRAR . 2. Extracting the File Once extracted, you should see an