Chip BIOS EFI per tutti Apple MacBook Pro, Air, iMac, Mac mini 2009-2017 820-XXXX
EFI BIOS firmware chip for any Apple MacBook Pro, Air, iMac, Mac mini from year 2009 to 2017. Should be used to repair a corrupted EFI firmware BIOS chip. Should be used to unlock EFI firmware BIOS password (It doesn't unlock the OS password).