How to Fix Audio with ALC897 (Asus Z590-P) on Big Sur doesn't work
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:
Hello,
I successfully installed Big Sur on my build with
MB: Asus Z590-P
CPU: Core i5 11400
GPU: Radeon RX580 & RX5700XT (both work)
everything is working fine except my audio, I installed AppleALC and added alcid (69 and 66) in boot-args.
as you can see the output device shows up in the sound settings but it doesn't make any sound and when I change the volume the settings window is laggy.
what is the problem?

I attached my EFI folder.
I successfully installed Big Sur on my build with
MB: Asus Z590-P
CPU: Core i5 11400
GPU: Radeon RX580 & RX5700XT (both work)
everything is working fine except my audio, I installed AppleALC and added alcid (69 and 66) in boot-args.
as you can see the output device shows up in the sound settings but it doesn't make any sound and when I change the volume the settings window is laggy.
what is the problem?
I attached my EFI folder.
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