Hi,May i know what is your ISP Provider,may i know are u using Unifi so can you provide your model wireless router,firmware version and hardware version.You can login to web browser to check it by type it tplinklogin.net or 192.168.0.1 then go to status.I want u to catch the picture for your IPTV is what kind is it because If u are using Unifi,there are many kind of IPTV version.May I know does your IPTV have set up the account for your IPTV device.Final make sure your router lan 1 is connect by IPTV.