If you use a Mac, your OS adds hidden files that confuse the Switch. Enter (the bootloader). Go to Tools > Arch bit • RCM • Touch • Partitions . Select Fix Archive Bit . 💡 Summary Checklist Is the file at least 1GB? (If not, it's likely an update). Do I have the latest Atmosphere and Sigpatches?
A base game is usually several gigabytes. If your file is only a few megabytes, it is likely just an Update or DLC. the nsp file is missing a program-type nca
Users often try to install an or DLC file without having the Base Game installed first. If you use a Mac, your OS adds