"Channels load, but no video plays." Solution: Your IPTV player might not support HLS (HTTP Live Streaming). Switch to VLC or TiviMate.
Instead of chasing broken links, generate your own M3U using a script. This is the gold standard for "UPD." pluto tv iptv m3u playlist upd
Using a static M3U link for Pluto TV has become more complex due to updated security measures: "Channels load, but no video plays