5K iMac issue with external monitors - High Sierra


hello

since have upgraded 10.13.1 - high sierra after imac returns sleep may lose 1 or both of external monitors.

have been running 3 screen set-up years , not had problems until upgrade. way both external monitors working reboot system.

else have issue or have found work around?

regards
 

just been away machine 2 hours, 3 screens time..... strange :)
 


Forums Macs macOS macOS High Sierra (10.13)


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