The file is a compressed archive containing a digital update (v1.3.0) for the Nintendo Switch game Super Mario Odyssey .

Adds a dedicated menu option to play specific mini-missions in the Cap, Cascade, and Luncheon Kingdoms using the Labo VR goggles .

Installing the update on a Nintendo Switch running custom firmware (CFW) to bypass the official eShop .

Using software like Yuzu or Ryujinx on a PC to play the game with the latest official patches.

The 1.3.0 update was a major milestone for the game, primarily focusing on virtual reality integration:

This is not the full game, but the software update released by Nintendo in April 2019. It added the VR Mode compatible with the Nintendo Labo VR Kit and fixed several gameplay bugs.

The update is in the Nintendo Submission Package (NSP) format, which is the standard format for digital content on the Switch.