Avidemux Cannot Use That | File As Audio Track

In plain terms, Avidemux is telling you: “I recognize this file, but I cannot read its audio data in a way that lets me edit or merge it with your video.”

If the audio file was downloaded or converted poorly, its header might contain metadata that Avidemux cannot parse. avidemux cannot use that file as audio track

By understanding the relationship between audio codecs, container formats, and Avidemux’s “Copy vs. Encode” behavior, you’ll never be blocked by this error again. Keep a copy of FFmpeg or Audacity handy, and you can convert any audio file to an Avidemux-friendly track in under a minute. In plain terms, Avidemux is telling you: “I