An NSP file is a Nintendo Submission Package file, which is used to distribute games, updates, and DLC for the Nintendo Switch. NSP files contain encrypted data that is verified by the Nintendo Switch before installation.

The console will automatically check for, download, and install the most recent official patch files directly from Nintendo's secure servers. Risks of Using Unofficial NSP Update Files

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) installed to access the game's online features and play with others. Nintendo Support Context for "NSP" and "Free" Queries

: Choose "Software Update" and then select "Via the Internet" .

If you are looking for a "free NSP update," you are likely operating a Nintendo Switch running Custom Firmware (CFW) such as Atmosphere. What is an NSP File?

Unlike previous updates that introduced major fighter balance changes (such as Ver. 13.0.0 or 13.0.1), this version focus almost entirely on hardware compatibility.

Select or Dump SD card / NAND contents (depending on where your game is installed). Select Super Smash Bros. Ultimate . Choose Update download options and select the NSP format.

While official updates are free through the Nintendo Switch eShop, downloading the NSP file allows users to:

According to reports, this is largely considered the final update for Super Smash Bros. Ultimate to add new features.