Avidemux+cannot+use+that+file+as+audio+track ^hot^ Jun 2026

When you try to add an external audio file, Avidemux isn't looking for a complete file. It's searching for a raw elementary audio stream. This means it needs the pure audio data, without being wrapped in a container format like MP4, MKV, or MOV. It expects to find the audio codec’s data directly, without any extra packaging. Audio streams stored in a container format, such as an .m4a file (which is an MP4 container for audio only), cause the error because Avidemux cannot interpret the container's structure to extract the audio stream. The software is essentially looking for the ingredient, not the complete meal in its packaging.

Open the video → Audio → Main Track → External Track → browse for your audio file. Never drag/drop an audio file first. avidemux+cannot+use+that+file+as+audio+track

Open your command prompt or terminal and run the following command to re-encode to a clean MP3: When you try to add an external audio