How to Fix When dGPU is disabled, iGPU stops working
This mini-guide provides a structural approach to troubleshoot and fix the issue.
Prerequisites
- Confirm your hardware specifications (CPU, GPU, Motherboard).
- Ensure you have a bootable recovery USB and backup your EFI.
Fix Steps
- Check if your GPU requires WhateverGreen or specific boot-args (e.g., agdpmod=pikera).
- Ensure Metal acceleration is fully supported for your macOS version.
- Update Lilu and WhateverGreen to the latest versions.
Verification
- Reboot and verify if the functionality is restored and stable under typical usage.
Original Question:
Greetings. When trying to disable dGPU via NVRAM (-wegnoegpu) or using SSDT-GPU-DISABLE (which I got), the iGPU stops displaying. The problem has started to appear since macOS Catalina. Maybe someone knows how to fix it?
Motherboard: ASUS PRIME B250M-K
CPU: Intel Core i5-7400
iGPU: Intel HD Graphics 630
dGPU: NVIDIA GeForce GTX 1050
PCI path of dGPU: \_SB.PCI0.PEG0.PEGP
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