1 Stop the server.
2 Go to the Settings on the Kinetic Panel.
3 Locate the Game mode box
4 Select the desired Gamemode.
5 Start your server.
Space Engineers guide
How To Change Game Mode On Your Space Engineers Server
Quickly change your Space Engineers server's game mode with Kinetic Hosting! Simply stop your server, head to the Settings page, select your preferred game mode from the drop down, restart your server, and you're ready to play!