Here is the standard method using (fastest and most reliable).

If you are looking for a "report" on performance or updates: Performance

Launch the on your Switch (typically by holding the R button while opening any official game). Open the DBI application.

Installing custom game files like NSPs on your Nintendo Switch allows you to enjoy multiplayer party titles like Gang Beasts directly from your local storage. This guide provides a comprehensive walk-through for installing the using standard custom firmware (CFW) tools. ⚠️ Essential Prerequisites

If the install fails with “Invalid NSP,” check that your sigpatches are up to date. Specifically, Loader.kip and Fs920.kip for Atmosphere 1.5.0+.

Update your system's signature patches (sigpatches) to match your current custom firmware version.

This guide covers the requirements and the general process for installing NSP files on a modified Switch console.

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