You would have to force iTunes to write all data to tags.
That data that you then do not see in the tags is probably stored in iTunes' own database and not in the tags. If this is so, then MP3tag cannot do a lot about it.
You would have to force iTunes to write all data to tags.
That data that you then do not see in the tags is probably stored in iTunes' own database and not in the tags. If this is so, then MP3tag cannot do a lot about it.