Use a tool like VLC Media Player or Any Video Converter to change your MP4/MKV file into a DVD-compatible format.
Be cautious of sites claiming to offer direct ".DVD" or ".ISO" downloads of "Den Radio." These are often hosted on unofficial pirate repositories (torrents) and may contain malware. It is safer to use the above and a trusted converter. День радио (фильм) - Википедия den radio skachat v dvd formate
DVD players specifically require files to be in format with a specific folder structure ( VIDEO_TS ). Use a tool like VLC Media Player or