Head_Unit:
grayed out
If that is the case, the environment on your Mac has to be checked. And as no one from the distance can look over the shoulder, I kindly ask you to follow this post:
If you need support using Mp3tag, you can help the community members that are about to support you in finding a solution or workaround to your problem, by following these simple guidelines.
Be descriptive, also in what you’ve already tried
Please give a short explanation what’s not working as expected or what you’re trying to achieve. It’s best to know any details about the problem at hand and especially, what steps you’ve already tried to solve it by yourself. Helpful information also includ…