# M4A Files with BPM & Comment in Apple Music/Traktor not showing in MP3TAG

**URL:** https://community.mp3tag.de/t/m4a-files-with-bpm-comment-in-apple-music-traktor-not-showing-in-mp3tag/71311
**Category:** Mac
**Created:** [May 20, 2026, 9:53am UTC](https://community.mp3tag.de/t/m4a-files-with-bpm-comment-in-apple-music-traktor-not-showing-in-mp3tag/71311 "2026-05-20T09:53:00Z")
**Posts on this page:** 1
**Showing post:** 9

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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: [May 20, 2026, 12:43pm UTC](https://community.mp3tag.de/t/m4a-files-with-bpm-comment-in-apple-music-traktor-not-showing-in-mp3tag/71311/9 "2026-05-20T12:43:43Z")

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The secure bookmark has not a lot to do with missing fields, please see here (and stay on topic or open a new thread)

> [@Can't access file via secure bookmark](https://community.mp3tag.de/t/cant-access-file-via-secure-bookmark/54000):
>
> Hi Florian, Thanks for the greatly useful app. It's a perfect app to organize tag for my music library. I have an issue with the app when using it on my second Macbook, though. When trying to edit any metadata, it's said that I can't access the file on my external hard drive. I already gave Mp3Tag full disk access on Security & Privacy. When searching here, I found someone had the same issue and solved with "defaults delete app.mp3tag.Mp3tag SecurityScopedBookmarks" in Terminal app. I tried…

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_[View the full topic](https://community.mp3tag.de/t/m4a-files-with-bpm-comment-in-apple-music-traktor-not-showing-in-mp3tag/71311)._