on a modded Nintendo Switch, you must use a homebrew installer such as , Tinfoil , or Goldleaf . For standard retail consoles, updates are handled automatically via the Official Support Page . Option 1: Using DBI (Recommended)

Here’s a helpful, clear guide for installing an update (NSP) for Paper Mario: The Thousand-Year Door on a Nintendo Switch (custom firmware, e.g., Atmosphere).

: If your SD card is formatted to FAT32 , you cannot copy files larger than 4GB directly to the card. Use the USB installation methods (DBI or Tinfoil) to bypass this limit.

Installing NSP files through homebrew while connected to official Nintendo servers carries a high risk of a console ban. It is recommended to use and stay offline or use DNS blocking tools.

After installation, highlight the game on the HOME menu and press to verify the version number (e.g., Ver. 1.0.1).