My MBP screen went white (ultra low contrast) and has since had a white vignetting around screen. Possible bad gfx card? I have turned off switching. Use professionally.
MacBook Pro (Retina, 15-inch, Mid 2014) NVIDIA GeForce GT 750M 2048 MB
Intel Iris Pro 1536 MB
声誉积分: 496.1千
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Using this tool you can turn off the discreet GPU to test out if that is the issue gfxCardStatus
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