344
MacBook Pro screen blinks on light and dark
Early 2009 17-inch MacBook Pro. Screen blinks light then dims and back to light again. OS is El Capitan, version 10.11.6, 8 GB memory. Wondering why this is happening and if there is a fix?
Try an NVRAM reset:
How to reset NVRAM on your Mac - Apple Support
最后更新：2017-09-13 23:33:22
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