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I Mac turns black after showing apple

i Mac shuts off when apple shows on startup.

Posted on Sep 18, 2019 6:36 PM

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Posted on Sep 18, 2019 8:56 PM

Try restarting in Safe Mode and resetting the NVRAM with NO external peripherals connected.


Use safe mode to isolate issues with your Mac - Apple Support


PRAM and NVRAM Reset

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I Mac turns black after showing apple

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