Even with a perfect download, Mx Player can fail. Here is your checklist:
Tap the three vertical dots (menu) in the top right corner. Select Audio: Navigate to Audio > Open . BETTER Download English Audio Track For Mx Player
With the download complete, Alex returned to MX Player. He tapped the music note icon, hit "Open," and navigated through his cluttered 'Downloads' folder. He selected the new track. Even with a perfect download, Mx Player can fail