I upgrade sucessfuly EFI to Monterey.
Audio and trackpad still not working.
Bluetooth i must fix by BRCM kext finded by google.
Audio ALC 287 layout 11, problem, nothing working i finded some info by google, many users has the same problem.
detecting but no working
Still i using bluetooth headset
Trackpad is not necessary for me, but will be nice, when will work
Little problem still is IGPu glitching after boot and not full brightness.