SUMMARY Kid3 3.9.1 use deprecated track number tag on RIFF which is "IPRT". However, "IPRT" seems to be an unofficial tag and superceded by "TRCK" tag. https://forum.juce.com/t/waveaudioformat-breaking-changes-in-list-riff-info-chunk-changes-since-oct-5th-2015-310c657/23452 STEPS TO REPRODUCE 1. Create track number tag on RIFF (I used WAV file) OBSERVED RESULT Kid3 create "IPRT" tag EXPECTED RESULT I believe Kid3 should also create "TRCK" or only "TRCK" SOFTWARE/OS VERSIONS Windows: 22000.527 Qt Version: 5.15.2 ADDITIONAL INFORMATION
You can select the tag used in the settings Tags/Tag3 "RIFF INFO", "Track number field name".
(In reply to Urs Fleisch from comment #1) > You can select the tag used in the settings Tags/Tag3 "RIFF INFO", "Track > number field name". Thank you, I didn't know that. It might be convenient for inexperienced user to include 3 of them as some player support this and other support that.