The "EAC3 audio format not supported" error in MX Player occurs because native support for proprietary Dolby Digital Plus (EAC3) and DTS codecs was removed due to licensing restrictions

. This issue occurs because licensing restrictions forced MX Player to remove native support for Dolby Digital Plus (EAC3), DTS, and MLP formats. Step 1: Identify Your Required Codec

Step 3: Install the Codec

, navigate to your download folder, and select the ZIP file.