# How to format my columns?

**URL:** <https://community.mp3tag.de/t/how-to-format-my-columns/71413>\
**Category:** Support\
**Created:** [June 9, 2026, 4:51am UTC](https://community.mp3tag.de/t/how-to-format-my-columns/71413 "2026-06-09T04:51:59Z")\
**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:** [June 9, 2026, 5:43am UTC](https://community.mp3tag.de/t/how-to-format-my-columns/71413/2 "2026-06-09T05:43:54Z")

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> [@Alegria](#):
>
> "file name " ...But I can't find what to write in the fields after hitting "customize" and "new".

Set only value, e.g. with `%_filename%`, `%_filename_ext%` or `%_path%`.

> [@Alegria](#):
>
> I tried making a custom value that I can make appear in the tag panel, but no way to make it a column

Please tell us the custom field name. Which field name did you choose for the tag panel?

> [@Alegria](#):
>
> I can't find a way to make that value appear in Windows's file browser

This is a Windows problem - there is no way that MP3tag can do anything about the functions in the Windows Explorer or Windows Media Player.  
Here is a thread about Windows Explorer's displayed music file properties:

> [@Additional research results for the topic "Make tag fields readable by Windows Explorer"](https://community.mp3tag.de/t/additional-research-results-for-the-topic-make-tag-fields-readable-by-windows-explorer/54062):
>
> I have done some additional research on 1.) Filled a mp3 with every offered field from Mp3tag (ALT + T Reset fields, added every choosable field with describing content) 2.) Let exiftool read all this tags -\> It has some problems with proprietary tags like WFED, MVNM or GRP1 3.) Let my own tagviewer read all this tags -\> shows, which tags does not strictly belong to t…

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