On your PC, open the Switch drive and navigate to .

the RETRNTMONISLND NSP file directly into that window. DBI will handle the installation and any required version resets automatically.

: Ensure your console is running Custom Firmware (CFW) like Atmosphere.

Select . A new drive named "Switch" will appear on your PC.

: 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