Your kextcache proves that AppleALC.kext is not installed.
And since download.sh and install_downloads.sh will definitely install it, it means you deleted it.
Run download.sh and install_downloads.sh again, as per post #1.
Sorry for this,I checked that it seems that the file was incomplete because the server was disconnected during the download.
The audio is normal! Great, maybe the server was broken during the process of downloading the file.
It is normal now, the remaining questions are described:
The HDMI output to the display color is abnormal and emits red. No HDMI audio output
USB3.0 speed does not seem to be correct
The touchpad recognizes, but it doesn't work
Thunderbolt3-Type-C is not recognized
The camera has been identified but it is not working
Closing the lid does not go into sleep mode
The external mouse sometimes drifts; the left and right buttons are misplaced.
The brightness adjustment does not seem to be normal, the regulating valve is present, but the brightness does not change.
Clover boot guide the second phase will bloom,Battery power has not changed