# How do I copy CODEC and BIT RATE info

**URL:** https://community.mp3tag.de/t/how-do-i-copy-codec-and-bit-rate-info/70937
**Category:** Support
**Created:** [March 24, 2026, 6:11pm UTC](https://community.mp3tag.de/t/how-do-i-copy-codec-and-bit-rate-info/70937 "2026-03-24T18:11:54Z")
**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: [March 24, 2026, 6:21pm UTC](https://community.mp3tag.de/t/how-do-i-copy-codec-and-bit-rate-info/70937/2 "2026-03-24T18:21:39Z")

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If such vital information is missing, then the file is probably broken.  
Check the integrity.  
In any case: the fields %\_codec% and %\_bitrate% are read-only for MP3tag and cannot be modified.

See e.g. here:

> [@How to check files for errors?](https://community.mp3tag.de/t/how-to-check-files-for-errors/44633):
>
> It’s required and often helps to reduce support cycles to check files for errors before filing a bug report. Symptoms of erroneous files are often missing or wrong bitrate or length audible blips or skips tags seem to be sticky and cannot be removed There are some really good tools to check the files for errors, namely MP3 Diags — identifies many different issues in MP3 files Website: [http://mp3diags.sourceforge.net](http://mp3diags.sourceforge.net) Download: [MP3 Diags - Getting MP3 Diags](http://mp3diags.sourceforge.net/010_getting_the_program.html#binWindows) If the font size in MP3 Diags is …

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