Acer Nitro AN515-45 (AMD Ryzen) - Black Screen Immediately After Verbose [OpenCore]
Hey everyone,
I’m currently trying to install macOS on my AMD laptop, and I’m hitting a brutal black screen wall right when the graphics driver is supposed to initialize.
Hardware Details:
- CPU: AMD Ryzen 7 5800H (Zen 3 Cezanne)
- GPU: AMD Radeon Graphics (Integrated) & dGPU (Disabled via boot-args/SSDT)
- RAM: 16GB DDR4
- Laptop Model: Acer Nitro 5 (AN515-45)
- Screen: 144Hz FHD Internal Panel
- OpenCore Version: 1.0.0 (i lowkey dont remember which version and i dont know how to check, pls help)
- macOS Version: Ventura
The Problem: My system boots into the OpenCore picker perfectly. Originally, it was freezing at the ACPI/PCI tracking line, but I resolved that. Now, the verbose text scrolls beautifully, clears the NRed (NootedRed) and RestrictEvents initializations, flashes white for a split second, and then goes completely black.
The laptop stays fully powered on, and the keyboard backlight and Caps Lock toggle are 100% responsive, meaning the OS is alive in the background—the internal display panel backlight just refuses to turn on.
What I Have Already Tried:
- Basic Boot Args: Running
-v keepsyms=1 debug=0x100 alcid=3 - PCI Fix: Added
npci=0x3000(and triednpci=0x2000), which successfully got me past the initial ACPI/PCI freeze. - Graphics Kext: Using the latest
NootedRed.kext(withWhateverGreen.kextcompletely removed as required). - Backlight Arguments: Tried
amdgpu_bl=1andamdgpu_bl=0to force backlight routing. - Display Tricks: Tried
-nefto disable external framebuffers,-edidbetafor the 144Hz panel, and even tested-radvesato force basic safe graphics mode, but it still results in a black screen. - Hardware Tricks: Tried closing the laptop lid for 15 seconds to force sleep/wake and toggled brightness keys.
Does anyone with an AMD Acer Nitro 5 know the exact framebuffer patch or backlight tweak needed to make NootedRed cooperate with this internal screen?
EFI folder for any corrections
https://drive.google.com/drive/folders/1k0REt62bPmyol9bnZ3FYLEkLPXd7Ioiw?usp=drive_link
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