Kodi is a piece of software much like a media centre and it has been enhanced shall we say to run add-ons which people see as a gateway to watching illegal streams.
Plex is another piece of software that delivers the same as Kodi but configured differently
IPTV is a term that stands for Internet Protocol TeleVision - essentially it's television via broadband (internet) so you don't for example need a satellite or cable tuner.
IPTV can be seen on many platforms kodi, Plex, enigma2 (your sat and cable box), windows, android etc.
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