Expand the Screen section to include: Modes "1600x1024" "1024x768" "800x600" "640x480" Examine your monitors capability and the modes possible by your card, then manually edit the modes (and other settings) to match. Kyle > Section "Screen" > Identifier "Screen0" > Device "Videocard0" > Monitor "Monitor0" > DefaultDepth 24 > SubSection "Display" > Viewport 0 0 > Depth 16 > Modes "800x600" "640x480" > EndSubSection > SubSection "Display" > Viewport 0 0 > Depth 24 > Modes "800x600" "640x480" > EndSubSection > EndSection