Good question. I know you can add a stereo track and 1 other track using the method described here Creating Multiple Audio Tracks from a Single Audio Track and that you can add all tracks as described here MCEBuddy - Advanced Settings, Commands and Tweaking but I have not tried to do both.
Related topics
| Topic | Replies | Views | Activity | |
|---|---|---|---|---|
| Adding an additional 2 channel audio track to every MKV file, possible? | 4 | 3022 | July 21, 2020 | |
| Best way to handle a folder with multiple audio formats | 6 | 1834 | August 20, 2019 | |
| Skip AAC but convert all other audio to AAC while remuxing MKV to mp4 | 2 | 1431 | January 10, 2019 | |
| No Sound trying to use copy audio ffmpeg | 6 | 3703 | October 26, 2018 | |
| FFMPEG transcode/downmix audio stream > 2 audio output streams fails | 6 | 3775 | July 27, 2017 |