If you are actively running version 1.13.0 (perhaps on an older device where you cannot update the main app), you must seek out the specific AIO (All-in-One) or neon codec zip file that corresponds to that older 1.13.x release bracket.
By default, MX Player comes with a highly optimized set of built-in decoders. However, due to licensing issues regarding certain audio profiles—most notably DTS, DTS-HD, and AC3—MX Player cannot include these specific decoders in the standard app distributed on the Google Play Store. mx player 1130 armv7 neon codec download link
Tap the or the three vertical dots in the top corner of the screen. Select Local Player Settings . Tap on Decoder . Step 4: Load the Custom Codec Scroll all the way to the bottom of the Decoder menu. Tap on Custom codec . If you are actively running version 1