# Mp3tag not showing MP4 file under "Filename" (Windows 10, 32-bit)

**URL:** https://community.mp3tag.de/t/mp3tag-not-showing-mp4-file-under-filename-windows-10-32-bit/65311
**Category:** Support
**Created:** [July 16, 2024, 9:08pm UTC](https://community.mp3tag.de/t/mp3tag-not-showing-mp4-file-under-filename-windows-10-32-bit/65311 "2024-07-16T21:08:36Z")
**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: [July 16, 2024, 9:12pm UTC](https://community.mp3tag.de/t/mp3tag-not-showing-mp4-file-under-filename-windows-10-32-bit/65311/2 "2024-07-16T21:12:18Z")

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Could you check the files according to this thread:

> [@How to check files for errors?](https://community.mp3tag.de/t/how-to-check-files-for-errors/44633/4):
>
> How to repair files identified as corrupted? If the file in question is a MP3 file which is reported as corrupted or where the MP3 header cannot be read, chances are it is an MP4 file with a \*.mp3 file extension. This often happens if online services, e.g., to download files from YouTube are involved. Changing the file extension to \*.mp4 might solve the problem. If the problematic file is a WAV or AIF file, re-saving the file with an audio-editing program like Audacity might repair the files. …

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