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How to disable M1 Mac auto-boot on lid open?

12 votes
3 answers
19460 views
There have been answers that describe how this can be prevented for Intel Macs using an NVRAM setting, but this AutoBoot setting has no effect on an M1 Mac. There is a similar auto-boot setting in the M1 Mac NVRAM list, which is set to true by default, but setting it to false or %00 will cause the Mac to be unbootable. I have not found a way to prevent boot when the lid is open on an M1 Mac.
Asked by user1533191 (378 rep)
Dec 28, 2021, 02:24 AM
Last activity: Feb 3, 2025, 10:37 PM