# Add track number to title starting with 001

**URL:** <https://community.mp3tag.de/t/add-track-number-to-title-starting-with-001/46759>\
**Category:** Support\
**Created:** [October 16, 2019, 3:03pm UTC](https://community.mp3tag.de/t/add-track-number-to-title-starting-with-001/46759 "2019-10-16T15:03:50Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![ohrenkino](https://community.mp3tag.de/user_avatar/community.mp3tag.de/ohrenkino/32/4843_2.png) [@ohrenkino](https://community.mp3tag.de/u/ohrenkino)\
**Post date:** [October 16, 2019, 3:11pm UTC](https://community.mp3tag.de/t/add-track-number-to-title-starting-with-001/46759/2 "2019-10-16T15:11:40Z")

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If the track numbers are already there, use an action of the type "Format value" for TRACK  
Format string: `$num(%track%,3)`

Please note that the Windows explorer (and WMP) interpret 3-digit-numbers with leading zeros as octal values. Sorting by track number may then lead to unexpected results.

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_[View the full topic](https://community.mp3tag.de/t/add-track-number-to-title-starting-with-001/46759)._