There is an easier way learned from the professional artist.
BandCamp
Category: tech tips
Kernel Driver Not Installed (rc=-1908) VirtualBox Mac
basic, basic…
Go to System Preferences -> Security & Privacy and choose Allow from the bottom of the screen. (If you do not see this, then Mac OS is not blocking the Oracle VirtualBox kernel driver extension).
https://becomethesolution.com/blogs/mac/kernel-driver-not-installed-rc-1908-virtualbox-mac
Cloud debut
The article, How To Upload Music To Spotify: 5 Different Ways , helped us to let a musician debut on iTunes, amazon music, and Spotify: