# Working with multiple Genres and Instruments

**URL:** https://community.mp3tag.de/t/working-with-multiple-genres-and-instruments/56295
**Category:** Support
**Created:** [February 12, 2022, 10:19pm UTC](https://community.mp3tag.de/t/working-with-multiple-genres-and-instruments/56295 "2022-02-12T22:19:27Z")
**Posts on this page:** 1
**Showing post:** 18

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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: [February 15, 2022, 7:37pm UTC](https://community.mp3tag.de/t/working-with-multiple-genres-and-instruments/56295/18 "2022-02-15T19:37:21Z")

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I would resort to the original files on the mobile and then start from scratch.

Or if you feel more adventurous, you could look for the Grammartron case conversion

> [@Case conversion...](https://community.mp3tag.de/t/case-conversion/11684):
>
> Howdy. I've stumbled across [this Action script](http://liquidparallax.com/2007/10/19/mp3tag-actions-empower-your-digital-collection/#titl) that formats all fields to title case. It works very well, except that I would like it to ignore words that are upper-case. For instance, words (or acronyms without periods) like UFO are converted to Ufo. I've left a message for the script's author but have not yet had a reply, so I thought I'd ask the geniuses over here. wink So, any ideas? Also, I'm wondering what similar scripts others here are using, so alternative suggestions are welcome. T…

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