Home › Forums › Macs › Desktops › Mac Pro › OpenCore › Reply To: OpenCore throwback2550Participant19th January 2022 at 8:54 am#1416732Hi,I am running Mojave on a Mac Pro 5,1 with a Radeon 580 card.When I install Opencore I get a strange multicolored and washed out boot screen (hello Andy Warhol style !) instead of a standard grey boot with black details screen.This is very disconcerting and it’s hard to even make out the various drives to choose from. I have tried re-seating the card and double checked the cable connections, but it is repeatable and as soon as Opencore hits the startup page, everything goes to normal.What is going on ? Is there any way to correct this ?Cheers, CAttachments:IMG_5247.jpgIMG_5248.jpgIMG_5251.jpgIMG_5253.jpg