To get MX Player working with AC3, DTS, and MLP audio formats on your ARMv8 (64-bit) device, you need the
Use the latest libffmpeg.mx.so (NEON) from XDA-Developers or the official MX Player codec pack. mx player custom codec 149 0 armv8 neon work
| Symptom | Likely Cause | Fix | | :--- | :--- | :--- | | "Custom codec failed" red text | Wrong architecture (e.g., v7 on v8) | Re-download the ARMv8 variant. | | No sound, video plays fast | MX Player version mismatch | Update MX Player to exactly 1.49.0 (do not use beta 1.50). | | App crashes on file select | Corrupted .so file | Re-extract the zip. Crc32 checksum should match community releases. | | Codec loads but AC3 still silent | HW+ decoder conflict | Go to Decoder → Enable "HW+ audio tunneling" → Disable "Use HW+ for AC3". | | "No custom codec option" in menu | Using MX Player from Amazon Appstore | Uninstall and sideload the neutral APK from APKMirror (Neon version). | To get MX Player working with AC3, DTS,
Community AIO (All-In-One) Codecs: The "1.49.0 armv8 neon" file you download was compiled by an enthusiast using FFmpeg with --enable-gpl --enable-nonfree --enable-libdts. By using it, you assume the legal risk. Do not use this for commercial streaming. Power users : Those who want to play