The 3.0.1 update is to access Waves 3, 4, and 5. Without it, the game will prompt an error saying "New software update required" when attempting to play online courses from these waves.
For the average player, Mario Kart 8 Deluxe on version 3.0.1 simply means "the most stable, bug-free experience." For those managing NSP backups, it represents the culmination of post-launch support before Nintendo moved resources to the next console generation. Mario Kart 8 Deluxe -NSP- -Actualizacion 3.0.1-...
Here is what’s actually changed, and why you should install this actualización before your next Grand Prix. Here is what’s actually changed, and why you
: Fixed a bug where the glider would not open after the suspension bridge. Here is what’s actually changed
It is important to clarify from the outset that is a commercial title developed and published by Nintendo. The terms “NSP” (Nintendo Submission Package) and discussions surrounding specific update files (like “Actualizacion 3.0.1”) are almost exclusively used in the context of console modification (“homebrew”), backup loaders, or emulation.