You have installed the libffmpeg.mx.so.neon64.1.49.0 file, but your MX Player app is a newer version (for example, 1.87.0). When you try to load the codec, you see an error such as: "Can't find custom codec. Please use version 1.87.0 ARMv8 NEON codec". The player is rejecting the file because it detects that the version numbers do not match.
Downloading APKs and codecs from the open internet always carries a certain level of risk. Here are detailed tips to ensure your device remains safe. 1.49.0 Armv8 Neon Codec For Mx Player Download
are now available and generally recommended for the latest MX Player updates, the 1.49.0 version is often kept as a fallback for specific older builds. Where to Download You have installed the libffmpeg