: Your SD card should ideally be formatted to FAT32 for stability, though this requires using USB installation for files larger than 4GB. 2. Recommended Installation Tools
There are several popular tools for installing NSP updates. is currently the most recommended for its simplicity and reliability. Method A: Using DBI (Easiest for PC Transfer) Connect your Switch to your PC via a USB-C cable . Open the DBI application from your Switch's homebrew menu. RETRNTMONISLND-(USA)-NSwTcH-NSP-Update104-Ziper...
the RETRNTMONISLND NSP file directly into that window. DBI will handle the installation and any required version resets automatically. : Your SD card should ideally be formatted