I HAVE A MACBOOK AIR A1466 820-00165-A THAT IS BIOS LOCKED I WAS ABLE TO DUMP THYE ORIGNAL TO UNLOCK IT AND ION THS PRFOCESS MY CAT GOT ON MY KEYBOARD AND WAS ABLKE TO ERASE THE CHIP ASND THE FILES I HAD SO IM STUMPED. I HAVE A COUPLE BIOS THAT IVE DOWNLOADED AND CHANGED THE SSN BUT WE
HEN I FLASH THEM TO CHIP AND TRY TO BOOT THE MACBOOK NO FAN DISPSPLAY. BUT IT STILL CHARGES AND IF I PUT MY USB VOLT METER SHOW 5V AT USB WHENJ I POWER IT ON. IM STUMPED..