View attachment 220041
View attachment 220040
Hello everyone. I know this is a topic that already has been discussed, but I think I might have achieved something. This is a Dell Precision M4800, with no intel gpu and 4k/UHD Display. As always, when I start os x (I have 10.11.4 now), the internal screen stays dark with the backlight off. And as always, connecting an external display will work and with 100% acceleration. But I managed to start the internal lcd with graphics...
Precision M4800 graphics glitches on internal display
Precision M4800 graphics glitches on internal display