Erasing a MacBook Pro running on Sierra 10.12.6
How do I erase Erase a MacBook Pro running on Sierra 10.12.6
How do I erase Erase a MacBook Pro running on Sierra 10.12.6
Follow the instructions in the Related Article above. If you encounter a specific issue, describe it in this thread.
(240966)
Erasing a MacBook Pro running on Sierra 10.12.6