How to Fix Can not install Big Sur - a gray screen...
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:
Hi, everyone.
I'm trying to install MacOS Big Sur on my desktop. (I was in High-Sierra for years but decided it was time to move on but my GPU does not support so I have to use my iGPU.)
My problem is:
While the installation is starting I come across a gray screen with a mouse. And that's it.
I tried to change things and ... nothing helped.
Attaching my EFI, I'm using OpenCore.
My hardware:
Motherboard: GA-Z270X-Ultra-Gaming
CPU: i5 7600K
iGPU: 630
GPU: GTX 1060 6GB - I know it does not...
Read more
I'm trying to install MacOS Big Sur on my desktop. (I was in High-Sierra for years but decided it was time to move on but my GPU does not support so I have to use my iGPU.)
My problem is:
While the installation is starting I come across a gray screen with a mouse. And that's it.
I tried to change things and ... nothing helped.
Attaching my EFI, I'm using OpenCore.
My hardware:
Motherboard: GA-Z270X-Ultra-Gaming
CPU: i5 7600K
iGPU: 630
GPU: GTX 1060 6GB - I know it does not...
Read more
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