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blackscreen using this WhateverGreen beta, even remotely killing WIndowServer

Thanks, but I can't downgrade to bios 2.8; I have a 5900x and it necessarily need a BIOS 3.40 or above. I also tried to disable "Above 4G decoding" and set npci = 0x2000 as boot arg, but nothing changes. bios 4.00 just came out, I'll try to update to see if anything changes, meanwhile my...

I have fenvi t919 and I did the test. With Fenvi t919: instant wake up after sleep. With Fenvi 1200: instant wake up after sleep. Removing all with only video card in PCI: instant wake up after sleep.

Ok, I find a solution for my black screen problem; it’s not an orthodox solution, but … it works, for the moment. I discovered we can solve the problem restarting WindowServer process, so I create a new user with admin privileges (I called it "reset”, but this is a personal choice) and i build...

I have the same problem. Sleep was OK only at first reboot after BigSur installation, and next .. instant wake

Damn ... again! It happens less, but ... it happens

OK, it seems that everything is working fine now, so I'm writing you what I did for the benefit of those who have similar problems. Premise, the suspicion was that by itself, MacOS could not always identify the video card; System Report-> Hardware-> PCI was always empty. The idea was to...

OK, maybe I resolve ... maybe!! I add Radeon in DeviceProperties and set ResetLogoStatus to false I want test all today with lots of reboot before celebrate!!

I'll try, but in Dortania guide is set to true.

I install again Big Sur above the old installation, the move of despair! At this moment 1 blackscreen and 1 success.

Noway. PCIe set to AUTO or Gen3, no differences. Idem Above 4g. The problem, now, is I have always black screen, I'm writing from windows now, I have black screen booting with OP on USB

Black screen randomly, login not appear, PC is working, I can access through SSH. Ryzentosh AMD 5900x, AsRock x570 Taichi, AMD Sapphire Pulse Radeon RX 5700 XT After login, when I can get there, all is working good. agdpmod=pikera added, but not resolve. Trying with gfxrst=1, gfxrst=4...

maybe can help pmset In Terminal type pmset -g look at gpuswitch 2 is integrated gpu both on cable and battery 1 is dedicated gpu only with power connected; integrated gpu on battery power 0 is dedicated gpu on both ac and battery usually is set to 2, but for us is better setting it to 0...

sometimes I have this problem too with my x570 Taichi, even with agdpmod=pikera boot flag PC is working, you can login in with ssh. Try a “blind” login. Exemple, if your username is cullenmq type c and a return on keyboard and after your password and return. After few second you can see...

https://forum.amd-osx.com/index.php?threads/icloud-login-problem-could-not-communicate-with-the-server-error.1254/

Have you add your eternet address in PlatformInfo Generic ROM ?

update OpenCore 0.6.5, all is working fine

try this https://mounty.app/ It's free

Ok, everything works!!! Thanks @MagicMANX Thanks @Shaneee patch!! Thanks you all for support! Wifi ok without Heliport Sleep/wake ok Only one thing remains "strange": if I remove -v from boot-args the problem of the black screen returns. Verbose boot isn't something that bothers me, but I...