Avidemux+cannot+use+that+file+as+audio+track May 2026

Title: Troubleshooting Avidemux: How to Fix the "Cannot Use That File as Audio Track" Error

PCM Byte Order: For uncompressed audio, Avidemux may reject "Little Endian" PCM in certain containers, preferring "Big Endian" or standard 16-bit WAV files. avidemux+cannot+use+that+file+as+audio+track

Troubleshooting Steps

The error "Cannot use that file as audio track" in Avidemux typically occurs because the software is strict about the formats it accepts for external audio. While Avidemux is an excellent tool for quick cutting and muxing, it is not a "universal" player and requires audio files to meet specific encoding and container standards to be used as a track. Common Causes for the Error Title: Troubleshooting Avidemux: How to Fix the "Cannot

• FFmpeg (Command Line): The most powerful tool. One command: ffmpeg -i video.mp4 -i external_audio.mp3 -c:v copy -c:a copy -map 0:v:0 -map 1:a:0 output.mp4
• MKVToolNix (GUI): Drag your video in, drag your audio in, uncheck the original audio track, start multiplexing. It works flawlessly with every format.
• Shutter Encoder: A user-friendly GUI around FFmpeg. Use the "Replace audio" function.

Convert to WAV: The most reliable workaround is to convert your audio file to a standard 16-bit PCM WAV using a tool like Audacity. FFmpeg (Command Line): The most powerful tool