You can always do changes manually in settings files.
Wars of Napoleon\NGC\Settings\
That file is called Display.opt
ScreenWidth = Default
ScreenHeight = Default
ScreenDepth = Default
ScreenFrequency = Default
Cursor = Software
FullScreen = 0
Windowed = 0
Borderless = 1 (I used it, but it's only the matter of "1" or "0")
Meteoryt-like user. Strikes and disappears.