black screen trying to install macos virtualbox

The ambiguity of that last statement is I did that awhile before writing this comment and I don’t recall what I booted into first, only that it worked and was not hard to figure out what to do at that point.

Installation will continue, or you will boot into the OS or get the Recovery Utilities menu (where macOS can be reinstalled from or Disk Utilities run). If the recovery partition isn’t present and valid, these instructions won’t work.Ĭlick the 2nd entry, you should see (and then click):

If the 2nd partition isn’t the recovery partition, look under the paths in the list to see if one of them is it. The second PCI path is probably to the recovery partition, the one you need to boot from. Try: re-install emulators/virtualbox-ose-additions (this should automatically delete emulators/virtualbox-ose-additions-legacy) shut down set the guest to VBoxSVGA set the guest to one processor start the guest in single user mode service zfs start mount -uw / ee /usr/home/lattimro/.xinitrc (assuming that lattimro is your username on the.

The first PCI path in the list is probably the boot partition that doesn’t contain bootable firmware. You should see two entries in a list (they are cryptic looking PCI bus paths). Select Boot Maintenance Manager and click. You’ll be brought into an EFI text-mode GUI. I was able to fix the UEFI problems as follows ( credit to techrechard website):

Black screen trying to install macos virtualbox