OSX 12 Beta works in MacBook Pro Retina Mid 2012

[jwurmitzer]

... just change the lines in micropatcher.sh, install-setvars.sh, unpatch.sh.
containing:
from
for x in "Install macOS Big Sur" "Install macOS Big Sur Beta" "Install macOS Beta"
to
for x in "Install macOS 12" "Install macOS 12 Beta" "Install macOS Beta"

MBP doesn't sleep when closing the lid and Display control doesn't work...

patch-kexts.sh needs to be re-written;
Looks like Apple IntelHD 4000 Graphics support has disappeared in Monterey.

[Z1mDMan]

I'm finding that the patch-kexts.sh in payloads also needs to be modified as mentioned by @jwurmitzer
I'm also finding that the wifi patch isn't successful when doing this.