Remove your Mac from Find My

Resetting NVRAM

  • Turn off your Mac Once off, turn it back on while holding the Option, Command ⌘, “P”, and “R” keys down for about 20 seconds.

Transferring data and wiping your Mac 

  • Turn off your Mac entirely. Press the power button while holding both the Command ⌘ and “R” keys. Don’t let go for at least five to 15 seconds.  From the macOS Utilities menu, select Disk Utility. Select the topmost drive from the menu on the left, then hit Erase. It might ask you to rename the drive and choose from a couple of menu settings, but you’re fine to leave them preselected as is.   Once you confirm the erase, quit Disk Utility and return to the main macOS Utilities menu.  Select Reinstall macOS, and follow the directions to install a fresh copy of the latest OS.