MP4 tag not seen in windows

[serge73]

Hello everyone

I do not understand why if

I see that in mp3 tag

I see nothing in windows 11

Thanks for your help

[ohrenkino]

Looks like the windows explorer does not understand mp4 files with nero tags.
See also here:

MP4/M4A/M4B: iTunes/QuickTime and Nero metadata

Mp3tag supports two tag formats for MP4/M4A/M4B: iTunes/QuickTime and Nero metadata. When writing metadata, Mp3tag tries to only use iTunes/QuickTime metadata if possible, but writes Nero metadata in the following circumstances: The file already contains Nero metadata. Mp3tag then updates both metadata formats with the updated contents. The file contains QuickTime chapters. Mp3tag can't edit QuickTime chapters at the moment — only reading and removing QuickTime chapters is supported. On w…