The ID3 tags should be removed. You can remove them by re-encoding the files using flac.exe, or you can remove them in Mp3tag in a round-about way by cutting and pasting all tags. Mp3tag won't rewrite the ID3 tag back.
The ID3 tags should be removed. You can remove them by re-encoding the files using flac.exe, or you can remove them in Mp3tag in a round-about way by cutting and pasting all tags. Mp3tag won't rewrite the ID3 tag back.