You can find community-maintained repositories like GitHub's Free-TV/IPTV or jromero88/iptv .
Install Hot Player from the Samsung Tizen Store, Google Play Store, or Microsoft Store. Download hot iptv m3u
Most users get their M3U URL via email from a subscription service. Google Play Store
The app will display a unique Device ID or MAC address on the start screen. Download hot iptv m3u