Since MX Player doesn't host audio tracks, you must find the file (usually in format) from external sources. Reliable Sources : Sites like AudioVault offer specialized audio tracks. The Internet Archive
You want to hear the behind-the-scenes insights usually found in secondary English tracks. Where to Find High-Quality English Audio Tracks BETTER Download English Audio Track For Mx Player
To download and use English audio tracks in MX Player, you must either set English as your preferred language for multi-audio files or manually download and add an external audio track from the app's settings. Quick Guide to English Audio in MX Player Change Default Language Settings > Audio > Preferred Audio Language and select Add External Tracks : While playing a movie, tap the Music Note icon (or the three dots) > Since MX Player doesn't host audio tracks, you