Select your installation destination. It is highly recommended to install updates to the (SD card or System NAND) where the base game resides to prevent performance issues or conflicts.
Launch your preferred homebrew installer (DBI is highly recommended for its stability and ease of use). disney speedstorm nspupdate 1101arar install
If you own a legitimate copy of Disney Speedstorm on the Nintendo Switch, applying an official update is the simplest method, but it does not involve directly "installing an NSP file." Here is how to update your game legitimately: Select your installation destination