Neon White Switch Nsp [update] (eshop) Link

Refining frame rates during intense demon-slaying sequences.

If you prefer using a PC, NS USB Loader can push the update file from your computer to the Switch via a USB-C cable. Game Overview Neon White Switch NSP [Update] (eShop)

Disclaimer: Modifying your console or using NSP files can lead to being banned from official Nintendo servers. Always ensure you have a NAND backup before making changes. Nintendo Switch NSP Combination Install Tutorial Refining frame rates during intense demon-slaying sequences

While specific patch notes vary by version, typical updates for Neon White focus on: Neon White Switch NSP [Update] (eShop)