5.1 surround sound is the common name for surround sound audio systems which is mostly used in home theatres.
UniConverter can help convert and keep 5.1 surround sound. For example you have a 5.1 surround sound MP4 file and you want to convert to MKV format with the surround sound being kept, then UniConverter can help.
Steps to convert:
- click Setting icon and choose according audio channel.
- click OK to save the change.