1. Login to the SanoServers Control Panel
  2. Navigate to your server’s control panel
  3. Stop your server if it’s running.
  4. Click Files on the left-hand side of the server’s control panel
  5. Navigate to /garrysmod/cfg/
  6. Double click on the server.cfg file
  7. Find the line that says hostname "New Gmod Server"
  8. Replace New Gmod Server with your desired hostname
  9. Save the file
  10. Restart your server
Your Garrys Mod server’s hostname should now be changed. Players will now see your new hostname when they connect to your server.