HT201177: Get help with video issues on external displays connected to your Mac
Learn about Get help with video issues on external displays connected to your Mac
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Dec 30, 2013 10:08 AM in response to Dale Michaelsby den.thed,Go to > Mac OS X: Gray screen appears during startup and work thru all the setps in that article.
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by rkaufmann87,Dec 30, 2013 10:08 AM in response to Dale Michaels
rkaufmann87
Dec 30, 2013 10:08 AM
in response to Dale Michaels
Level 9 (58,159 points)
Photos for MacI would recommend reading and using Apple's Mac OS X: Gray screen appears during startup and very methodically following the troubleshooting steps outlined in the article.