: A critical early update corrected a rating issue by censoring explicit lyrics in a specific song to restore the game to the Nintendo eShop. Installation Guide for NSP/Updates

Installing an update NSP is identical to installing a base game NSP. You can use several homebrew tools to accomplish this: DBI (Recommended) DBI Homebrew for a simple drag-and-drop experience. Connect your Switch to your PC via USB. and select Run MTP Responder On your PC, open the new "Switch" drive and navigate to the NAND Install SD Card Install Groove Coaster Update [v...].nsp file directly into that folder. : A standard tool for SD-based installs. Copy the update NSP to a folder on your SD card. Explore content , and locate the NSP. and choose your destination (SD card is standard). Awoo Installer / TinWoo

The update 1 patch for Groove Coaster Wai Wai Party on the Nintendo Switch brings several new features, improvements, and additions, including:

: Older versions lacked online modes. The major updates added Ranked Match (skill-based) and Private Match (play with friends) for up to 4 players.

The base game file Groove Coaster Wai Wai Party [v0].nsp alongside the required update .nsp file. Step-by-Step Installation Guides Method 1: Installing the NSP Update on PC Emulators

When searching for specific phrases like "nspupdate 1 install" on search engines, you will often find links directing to third-party forums, torrent sites, or file-hosting networks.

If you want, I can:

: Open DBI or Tinfoil via the Homebrew Menu.