Early 2026 updates resolved several crash scenarios 1.2.1.

Boot your Switch into CFW and open your chosen installer app (e.g., Tinfoil ).

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Throughout 2025 and 2026, the Switch version has been a key focus, with major updates significantly expanding the endgame.

Hundreds of active oxygen tethers can cause severe frame rate drops on the Switch. Use vehicles, oxygen filters, or permanent base structures for life support in the late game to keep your performance smooth.

Place the NSP update file directly onto your MicroSD card and use an on-device installer like Goldleaf or Tinfoil to execute it.

Error: "The software was closed because an error occurred" (Crash on Launch)

astroneer switch nsp update