Alienware 18

[RehabMan]

so I decide to install high Sierra On this laptop it will provide me to newer Graphics drivers for my Nvidia that I try to start up
I create flash drive Boot choose APFS format my drive format
laptop reboot onece agan to continue instalation and It always stuck:

Unseported CPU, kextd stall "AppleACPICPU"
in sierra Everything working and I never had this error Before

I true change SMbios to different model, remove all my patch from ACPI change Graphics to Nvidia Intell result always The same
Unseported CPU, kextd stall "AppleACPICPU"
is't New glitch? In hight Sierra? 10.13.1

No "Problem Reporting" files attached.
Read FAQ, "Problem Reporting" again. Carefully. Attach all requested files/output.
https://www.tonymacx86.com/threads/faq-read-first-laptop-frequent-questions.164990/

 

[Alien18]

that is only info that I can give

 

[RehabMan]

that is only info that I can give

"Problem Reporting" files are incomplete.
Read FAQ, "Problem Reporting" again. Carefully. Attach all requested files/output.
https://www.tonymacx86.com/threads/faq-read-first-laptop-frequent-questions.164990/

 

[Alien18]

ok I found That I have to disable my Graphics card in bios and successful load to High Sierra
I can only Load system wth Intel HD
when I try to switch to Nvidia I have still Black Screen HDMI not working but this time I can't boot with NV_disable. has to switch back to intel in bios and system will load again
also when I delete Nvidia driver and load system with Nvidia enable got this screen

 

[Alien18]

+ have some Glitch with Intel
when I load system have this screen I go to system menu and choose sleep laptop is go to sleep mod
I press power on bottom and have normal screen without this artifacts

 

[RehabMan]

+ have some Glitch with Intel
when I load system have this screen I go to system menu and choose sleep laptop is go to sleep mod
I press power on bottom and have normal screen without this artifacts

As per guide, enable CSM/legacy boot in BIOS.

 

[Alien18]

yes intel work when enable Legacy Thank you.
any suggestion how to solve this problem with black screen Nvidia cards?

 

[RehabMan]

any suggestion how to solve this problem with black screen Nvidia cards?

Nvidia not supported in Optimus configuration.
Read FAQ.
https://www.tonymacx86.com/threads/faq-read-first-laptop-frequent-questions.164990/

 

[Alien18]

ok
found that when I put laptop in sleep, and wake up no sound
Thank you

 

[RehabMan]

ok
found that when I put laptop in sleep, and wake up no sound
Thank you

Use patched AppleHDA (Mirone's HDA patcher) instead of AppleALC.