I have been using MP3Tag for the Mac (along with other tag editing apps) for a number of years. Whenever I get into a jam with MP3Tag, I jump to another app. So, here is a basic one I'd like to resolve.
I want to add the record label to a ripped CD. The default metadata does not show the label in MP3Tag, but does in dBPoweramp (my ripping app). I understand that "Publisher" is the equivalent to the record label, and I seek to view that in extended tags and (preferably) the tag panel on the left.
When I attempt to do so, I can add Publisher (⌘T => select + => select Publisher) but I don't see anyway to save it so it can added to the extended tags or the tag panel: