(the paid version) has historically included fewer restrictions, but since the acquisition by Times Internet, even the Pro version requires the custom codec for AC3/DTS in many regions. The instructions above apply to both Free and Pro versions.
Once selected, MX Player will ask to restart the application to apply the changes. Tap OK . mx player custom codec 149 0 armv8 neon
(64-bit) processors, ensuring high-speed rendering and minimal battery drain during audio decoding. Enhanced Compatibility mx player custom codec 149 0 armv8 neon