shampoo

finally i found cms option and disable it but after save bios and restart 3 bibs sound come from my mobo then i got this massage

https://asrock.com/mb/Intel/Z68%20Extreme7%20Gen3/

yes but this option absent

cant find this option in my bios my mainboard belong to 2013

trying clean installation also unsuccessful

hi freind i have problem with installation mojave or high sierra becouse of my new card rx 580 8 gig after boot from installation usb when some initial progrees passed my monitor gos to black screen while monitor power led still green i don have diplayport cable only hdmi and dvi-d everything fine with nvidia gtx 570 and intel onboard hd 3000 i hade tryed more then 30 time with many config but failed traying with lilu and what evergreen but failed in my openion display port id must be set to my dvi-d port singnals gos to display port but i cant figure out any one can help me ? i need to setup my rx 580 on macos

thanks alot for your help i take screen shot from dpcimanager after using your patch and mention my onboard vga is intel hd 3000 and there is question where can i find some document to fix my dsdt because tomorrow i want change my vga to rx580 8gig

help me please to have correct dsdt usb 3 and network adaptor didn't work Send me reacts-iMac.zip