kexts from Sierra to High Sierra I got weird colors (red & blues flipped) and the 2nd monitor will go on and not lock up the computerĮven though the method of copying kexts somewhat worked. I think the problem has something to do with the AMD. I can still see the desktop but can't click on anything.Īnybody know what I can do to get both monitors working fully in 4K?Īfter 2 days of constant testing with no luck. Whenever I turn on the 2 monitor everything freezes within High Sierra and screen goes gray. I can only boot into High Sierra with 1 of the monitors turned on. Sierra works fine and I get full 4K off both monitors and everything works. XFX AMD Radeon™ RX 580 8GB 256 Bit GDDR5 Graphics Cardīoth monitors are hooked up through Display Port Samsung U28E590D 28-Inch UHD LED-Lit Monitor with Freesync support 3840x2160 4K Samsung CF791 Series 34-Inch Curved Widescreen Monitor (C34F791) 3440x1440 4K Building a CustoMac Hackintosh: Buyer's Guide
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