Keep the video settings on "Passthrough" so you don't lose video quality. Process and export the file. 3. Use an Alternative Media Player
MX Player will restart, and the EAC3 audio should now play. Method 2: Convert Video Audio to AAC/MP3
For users who want to keep using MX Player exclusively, converting the audio track is a permanent solution. Use a desktop program like (Windows) or FFmpeg (Mac/Linux) to change EAC3 to standard AC3 (Dolby Digital) or AAC, which is universally supported. eac3 audio format not supported in mx player
| | Explanation | |-----------|-----------------| | Licensing restrictions | Dolby requires a paid license for software decoding of EAC3. Many free or open-source players avoid including it by default. | | Hardware decoding limitations | Even if the device chipset supports EAC3 (e.g., MediaTek, Qualcomm Snapdragon with Dolby MS12 stack), MX Player may not call the correct hardware API. | | Missing custom codec | MX Player supports custom FFmpeg-based codecs, but the EAC3 decoder must be manually added as a separate .so or .zip file. | | Container incompatibility | EAC3 in an AVI or MOV container may not be detected correctly; MKV and MP4 are standard. | | Android OS restrictions | Some Android versions (especially AOSP-based custom ROMs) lack system-level Dolby decoders. |
His eyes scanned the technical forums. Amidst the complaints, he found a thread from a user named CodecMaster99 . Keep the video settings on "Passthrough" so you
How to Fix "EAC3 Audio Format Not Supported" in MX Player (2026 Updated)
If you must use MX Player and decoding isn’t possible, convert EAC3 to a compatible audio codec (AC3, AAC, or MP3): Use an Alternative Media Player MX Player will
"No," Rahul groaned. "No, no, no."
If you plan to stream the video to an older TV or a device that doesn't support EAC3 at all, you can permanently convert the audio track to a universally accepted format like AAC or MP3.