2020-10-13, 19:39
(2020-10-13, 19:13)garfield Wrote: Either I have misunderstood the use of the MP3's TSST tag or it doesn't work yet.As I said above discsubtitle is in TSST in ID3 v2.4 format (it is not supported by the older v2.3)
Also Mp3Tag names this tag SETSUBTITLE see https://help.mp3tag.de/main_tags.html, so adding "TSST" like you seem to have won't work in any format (probably creates a custom tag with that name).