Startup parameters
From Kerbal Space Program Wiki
Startup parameters can be configured by creating a new shortcut and then adding the appropriate option in the target line.
- Example
<program file> -popupwindow -adapter 2
For Steam version:
- Choose the game shortcut in Library
- Right click on the game
- Select properties
- Hit "Set launch options..."
Parameters
Here is an incomplete list of available start up parameters:
- -popupwindow Enables full screen window mode. "Full Screen" option in graphics settings must be disabled for this to work.
- -single-instance Only allows one instance of KSP. When attempting to launch another instance of KSP, existing instance will become active window.[1]
- -adapter Changes preferred monitor for full screen or full screen window. Example: "-adapter 2"[2]
- -force-opengl Forces KSP to use openGL[3]
- -force-d3d9 Forces KSP to use DirectX9[1]
- -nolog[1]