What cause a LCD computer Screen to turn pink contained by the vanished bottom corner when you boot up?

When I boot up or come subsidise from screen investor it is pink in the lower not here corner


Answer:

is it more then 6 months ripened, have you run it on all the time , the duration span for lcds is very short, is within a speaker near the peak where that is to say showing up ?? if so move it since the magnatism from it can effect the screen as all right , or near your tower, or a glorious output energy source , duplicate thing can transpire ..
Try reinstalling your display drivers.
Cotton candy or bubble gum.
to close to a magnetic or electrical enclosed space

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