Insert one of these into an execute a script action part somewhere - maybe in the game launch actions section...
Scroll when character moves:
game.HorizontalScrollDistance = game.WindowResolution.x / 2
game.VerticalScrollDistance = game.WindowResolution.y / 2
Scroll when character is x distance from edge (change value [pixels])
game.HorizontalScrollDistance = 100
game.VerticalScrollDistance = 100
