Open the Epic Games Launcher , go to your Library , and ensure "Auto Update" is toggled on for Ostranauts.
According to the official Steam Community Patch Notes, this update focuses on critical bugs that hindered long-term gameplay: download-ostranauts-v0-10-0-11
While this hotfix is compatible with most v0.10.x save files, it is always recommended to back up your save data before updating, as the complex physics simulation in Ostranauts can occasionally react unpredictably to code changes. Open the Epic Games Launcher , go to
Resolved issues where certain context menus would stay stuck on the screen or fail to register clicks during high-stress EVA maneuvers. If you purchased the game via Itch
If you purchased the game via Itch.io, log in to your account and download the latest build manually from your purchase page.
Most players will receive the update automatically. If it hasn’t started, navigate to your Library , right-click Ostranauts , and select Properties > Local Files > Verify integrity of game files to force a check.