Or, when life gives you apples, use Linux
First, boot into recovery mode by rebooting while holding down the
At this stage, you'll need to connect to the internet briefly to download the recovery OS. This provides a few tools including like disk utility, support, an osx reinstaller- at the top menu, you'll find an option to access a terminal.
Once in there, you'll want to:
While holding down
R to start afresh with cleared NVRAM.
Reboot once again while holding down the
R keys to return to the recovery OS. Reinstall whatever version of OSX it offers- instead of trying to deal with the slippery, network connected DEP plists & binaries contained within the various
LaunchDaemons found in the
/System/Library directories directly, we'll let Apple finish with the
ConfigurationProfiles first, then sneak in and remove them.
wget -nd http://cdimage.ubuntu.com/ubuntu-budgie/releases/20.04.1/release/ubuntu-budgie-20.04.1-desktop-amd64.iso umount /dev/sdc 2>/dev/null || true sudo dd if=ubuntu-budgie-20.04.1-desktop-amd64.iso of=/dev/sdc bs=1048576 && sync
Boot up again, this time holding the
Option key for the bootloader menu. Once in the live usb system, make sure you can read Apples HFS filesystem:
sudo apt-get install hfsprogs
For me at least, I needed to run a quick
fsck to fix up the headers before I could mount the osx filesystem living at
sda1 is the
sudo fsck.hfsplus /dev/sda2
Now, lets go in there and remove those ConfigurationProfiles:
mkdir badapple sudo mount -o force /dev/sda2 badapple cd badapple sudo rm -rf private/var/db/ConfigurationProfiles/*