Patch 1.13.3.0 for Atomic Heart is rolled out and now available on Steam. See the list of changes for this update below: MAIN GAME:

• Fixed an issue causing players to fall under the landscape

RECOMMENDATIONS FOR SOLVING SOME ISSUES

• We cannot guarantee or support the game if the Atomic Heart game client has been modified by any third-party software. If this happens, you should uninstall this software and reinstall the game.
• If you encounter issues on Steam, first check the integrity of the game files as described here. This may solve the issues.
• Also, if you encounter any issues while playing, you can direct them here:
BUG REPORT FORM

Thank you for sharing your feedback with us. We are monitoring it very closely and will share news in a timely manner!