In this tutorial you will learn how to back up your Nintendo switch saves using a homebrew program called JKSV. The latest version of JKSV can be downloaded from here.   Note: This guide is meant for CFW emuNAND extracting from/importing to CFW emuNAND, or CFW sysNAND extracting from/importing to CFW sysNAND. It's not meant for CFW emuNAND extracting from/importing to Stock sysNAND. In this unintended case, it may work for some of the readers, but note that the sysNAND and emuNAND ma