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Traduzindo o passo 1

Passo 1
1) Boot Macbook with keys pressed Command + S
  • 1) Boot Macbook with keys pressed Command + S

  • 2) Wait for active command line

  • 3) Enter these 3 commands:

  • nvram fa4ce28d-b62f-4c99-9cc3-6815686e30f9:gpu-power-prefs=%01%00%00%00

  • nvram boot-args="-v"

  • reboot

  • System should boot without issues.

  • Source: https://forums.macrumors.com/threads/for...

1) Boot Macbook with keys pressed: Command (plus) S

2) Wait for active command line

3) Enter these 3 commands:

nvram fa4ce28d-b62f-4c99-9cc3-6815686e30f9:gpu-power-prefs=%01%00%00%00

nvram boot-args="-v"

reboot

System should boot without issues.

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