forumi0721 Posted April 3, 2017 Share Posted April 3, 2017 Hi, I did install 10.12.4 upgrade from 10.12.3. After upgrade, my monitor works wrong. Something events, like key press, hdd read, etc, monitor color inverted blue <-> yellow. I don't know what is break. I did switch AMD* .kext to 10.12.3, show good, but It can't accellate. And I also test, other port, dual monitor, single monitor, all are works wrong. CPU : E3-1230v2 M/B : ASRock z77 extreme4 VGA : Sapphire HD 6870 Monitor : LG 29` Ultra Wide + LG 19inch (Both, Each, also works wrong) Who's know this problem? Link to comment Share on other sites More sharing options...
liujianwei Posted April 4, 2017 Share Posted April 4, 2017 http://www.insanelymac.com/forum/topic/322292-flashing-screen-after-10124-update/ Link to comment Share on other sites More sharing options...
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