# How to make effective an field

**URL:** https://community.mp3tag.de/t/how-to-make-effective-an-field/42572
**Category:** General Discussion
**Created:** [August 5, 2018, 5:46pm UTC](https://community.mp3tag.de/t/how-to-make-effective-an-field/42572 "2018-08-05T17:46:14Z")
**Posts on this page:** 1
**Showing post:** 8

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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: [August 7, 2018, 8:34am UTC](https://community.mp3tag.de/t/how-to-make-effective-an-field/42572/8 "2018-08-07T08:34:35Z")

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> [@marcelo\_neri](#):
>
> So I suspect that it is impossible to write the keys of the songs on the tags.

There is "INITALKEY"...  
Anyway: I would suspect that you knew the answer anyway as you have discussed this topic already in this thread:

> [@Adding column "key" that will be read in other softwares](https://community.mp3tag.de/t/adding-column-key-that-will-be-read-in-other-softwares/15434/2):
>
> As key is no standard field (and even the standard fields are not displayed by every software) you have to find workarounds ... ... e.g. misuse a standard field like comment for that. ... add the information to a standard field (e.g. title) ... use a player that can show user-defined fields (like foobar2000).

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