While save editing is generally safe for single-player games, keep the following in mind: p-toy-factory/nson - GitHub
Editing your save file is a powerful way to customize your experience, but it carries the risk of corrupting your data. Follow these steps for a safe process: .nson save editor
Many Switch games use .nson to store player progress and system settings. While save editing is generally safe for single-player
Master Your Game Data: A Complete Guide to .nson Save Editors You can convert
If you are comfortable with the command line, the hosted on GitHub allows for batch processing. You can convert .nson to .json , edit it with an external tool like VS Code, and then convert it back. Command example: node index.js -i save.nson -o save.json . Step-by-Step Guide: How to Edit Your Save
Always copy your original .nson file to a safe location before editing.
Use the NSON Editor or Save Editor Online to open the file.