This feature automatically detects, validates, and merges disparate update NSPs into a single unified game entity, ensuring seamless transitions between chapters.
: Toby Fox confirmed cross-buy support between Switch 1 and Switch 2. If you purchase the game on one, you can download it on the other at no additional cost. How to Make the Update Work deltarune chapter 1 2 switch nsp update work
The latest major updates (such as v1.02) addressed several platform-specific issues: Nintendo Everything Deltarune 1.02 update out now, patch notes 8 Jul 2025 — How to Make the Update Work The latest
: If the update is "stuck," deleting the software (not your save data) and redownloading it from the eShop often resolves version mismatch issues. when installed alongside the base game
In some scene releases, you might find a separate small NSP labeled as “Unlock Key” or “Chapter 2 Unlocker.” This file, when installed alongside the base game, toggles the paid flag, granting full access.
Recent patches have focused on stability and parity with the PC version: