how do set my laptop monitor settings? my peak seem dark than usual?

Answer:

Well, I enjoy a XP laptop, so I go to my Control Panel, consequently Display, and there'll be a few tabs you can use to adjust brightness, color, surroundings pic, and the like. That might help out.
Hard to give you detail instructions if you don't provide gross and model. Somewhere on your laptop there are buttons that use can use to adjust contrast and brightness. It might also within powersave mode if you don't interact with the laptop.