For technical users, FFmpeg is a command-line tool that can often decode obscure formats. Use the command ffmpeg -i input.epv output.mp4 to attempt a conversion.
Some users report success by simply renaming the file extension from .epv to .mpg and opening it in VLC Media Player . FileViewPro epv file player
A universal file opener that may recognize the internal structure of the EPV file. For technical users, FFmpeg is a command-line tool