For example, when you want to wake up your macbook pro from the sleep mode, you may find that it has no response and it is stuck in the black screen of death forever. Repeat if some spots are sticking, always lightly damp, with light pressure, it will let go eventually. How To Clean Macbook Screen Reddit - Anything other than a lightly damp microfiber, using only water, will damage the anti reflexive coating over a while.