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Blank screen after disconnecting from external monitor- HELP!

Fireball Dragon

Fireball Dragon

macrumors 6502a
Original poster
Nov 26, 2012
880
256
Chigwell, England
Hi,

I have a black screen after I unplug my MacBook from an external display. I am using an LG 4K ultra fine.

The Mac is on, as I can log-in with Touch ID and hear sounds, just have a blank screen.

Any suggestions are greatly appreciated.
 
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