# Mac version some of the tags did not work **URL:** https://community.mp3tag.de/t/mac-version-some-of-the-tags-did-not-work/56711 **Category:** Mac **Created:** [March 17, 2022, 1:58am UTC](https://community.mp3tag.de/t/mac-version-some-of-the-tags-did-not-work/56711 "2022-03-17T01:58:14Z") **Posts on this page:** 1 **Showing post:** 2
### Author: ![MotleyG](https://community.mp3tag.de/user_avatar/community.mp3tag.de/motleyg/32/440_2.png) [@MotleyG](https://community.mp3tag.de/u/MotleyG) #### Post date: [March 17, 2022, 2:26am UTC](https://community.mp3tag.de/t/mac-version-some-of-the-tags-did-not-work/56711/2 "2022-03-17T02:26:57Z")
I would start here as this is likely the issue. Refresh the App Library for PiCorePlayer, or if that isn’t working you may have to completely restore it. > [@Musik Bibliothek neu nach Genre sortieren und umbenennen](https://community.mp3tag.de/t/musik-bibliothek-neu-nach-genre-sortieren-und-umbenennen/56589/17): > > Most devices, including iBasso, do not create a genre. These are pulled from the tags in your files. Most are now using some form of Android as their OS and you can install other media player apps. I have several myself, and the same concept applies for all of them. They all use library management. If you make a change to any file after their libraries are built, they will need to be refreshed. Some do this better than others. Like I said earlier, in the worst cases you may need to delete that l… --- _[View the full topic](https://community.mp3tag.de/t/mac-version-some-of-the-tags-did-not-work/56711)._