“Add Leading Zero to Track Number” is Actually “Autofill Track Number” Zortam Mp3 Media Studio › Forums › Zortam Mp3 Media Studio Forum › “Add Leading Zero to Track Number” is Actually “Autofill Track Number” This topic contains 1 reply, has 0 voices, and was last updated by Zortam Support 4 years, 8 months ago. Author Posts February 9, 2015 at 12:00 AM #885 Zortam SupportKeymaster I selected a number of files, right clicked and selected “Add Leading Zero to Track Number” but what happened was that Zortam Mp3 Media Studio Pro 17.31 instead “Autofill Track Number”. I now have tracks 01 to 377 in my library and am quite upset. This used to work many versions ago. Author Posts You must be logged in to reply to this topic.