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okakaino/Disable 2011 MacBook Pro GPU

Created June 5, 2022 15:14
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Disable 2011 MacBook Pro GPU
cd /
umount /sys/firmware/efi/efivars/
mount -t efivarfs rw /sys/firmware/efi/efivars/
cd /sys/firmware/efi/efivars/
rm gpu-power-prefs-…
sudo su
printf "\x07\x00\x00\x00\x01\x00\x00\x00" > gpu-power-prefs-fa4ce28d-b62f-4c99-9cc3-6815686e30f9
chattr +i "gpu-power-prefs-fa4ce28d-b62f-4c99-9cc3-6815686e30f9"
cd /
umount /sys/firmware/efi/efivars/
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