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Enable this in System Settings > System > Automatic Software Updates to ensure the game stays current whenever you're online.
If you own a physical copy, note that it only contains content up to Update 19; you must download the eShop update to access newer content like the Xenobiology Update . Manual NSP Update (Modded Consoles) Enable this in System Settings > System >
Highlight the Astroneer icon on your Home Menu, press the + or - button, and select Software Update > Via the Internet . For players with an official copy, updates are
For players with an official copy, updates are handled through the standard Nintendo interface: Official eShop Update Method
If you are managing your updates manually using NSP files on a modded console, use one of the following tools: Nintendo Switch NSP Combination Install Tutorial
To update on Nintendo Switch, you can use the standard eShop method for official copies or manual NSP installation tools for modded consoles. The latest version for Switch is Ver. 1.39.5 , released in April 2026 . Official eShop Update Method