Launch your game and check the bottom-right corner of the main menu. If you are on a version much older than v2.5.0, you may need to install incremental patches first.
: Locate the GreenHell.exe in the main folder. Right-click it and select Run as Administrator to ensure the game has the necessary permissions to save your progress.
If you get stuck in the geometry (a common P2P quirk), you can enable Debug Mode by creating a file in the scripts folder to teleport yourself out.
: P2P versions (like v252p2p) are often bundled with malware, trojans, or miners that can compromise your system .