The .mp4 extension is a standard digital multimedia container compatible with almost all modern devices. 2. Recommended Software for Playback
If the file is not opening or has no sound, use these high-compatibility players:
Store a copy on Google Drive or Dropbox to ensure you don't lose the recording if your local drive fails.
The most reliable option for IPTV recordings, as it handles the transport streams often found in these files. Download it at VideoLAN .