How to add a shared folder for Ubuntu on a macOS High Sierra Host? At the bottom of the window, you should see a message saying “System software from developer, ‘Oracle, America, Inc.‘ was blocked from loading.”Ĭlick the lock in the bottom left corner, enter your passwordĬlick ‘Allow’ next to the ”blocked from loading” message. Navigate to System Preferences > Security & Privacy. You can click ‘Next’ for now.Īfter reaching the end, installation will fail with the message above. You might see a prompt from macOS about not allowing unsecure system extensions. Run the VirtualBox installer just like any other installer. Go to System Preferences > Security & Privacy.
This guide has been updated for macOS Mojave as well. The VirtualBox installer fails with “The installation failed” where it “encountered an error that caused the installation to fail.” I tried to install VirtualBox on macOS High Sierra, but I got an error about kernel drivers, system extensions, and kernel modules not being installed.
