This report whit this file and your SSDT, no work
now I put the kext "BETA" 2.1.1 PS2 but same result, I really tried them all, but I can't give up now, I have to insist ......
From the vision of the ACPI origin do you have ideas ???? I have not found any ACPI folder with similar structure among the configurations found on the DELL network
I have read in some guides that removing _DSM methods is not good, so I didn't use that rename
This is the keyboard for brightness keys
MacBook Pro di Baio77.zip 0DYKNT.zip