@Avri Thank you and I would like to follow up on your case by email for further assistance. By the way, except for the IOS devices, did other devices work fine with these applications, like android...

@Bodi_abcd Hi, Since I can see some computers and NAS behind the netgear switch, were you able to check the IP settings on these devices manually, like via the control panel on the computer?

@PatriceB Hi, recently, Deco M4 and E4 has released the firmware 1.5.0 which also supports IPTV VLAN on the satellite Deco units; Deco P9 is still not available yet;

@TheRealMihi Hi, the information on this thread has been summarized on this FAQ: https://www.tp-link.com/support/faq/1794/ For your issue, it is more like the Q4 and Q5 mentioned on the above link;...

@Samuel81 HI, did you need to set up a separate VLAN tag on the IPTV hypptv? If yes, I am afraid the hypptv needs to be connected directly to the main Deco X20 since the current firmware 1.0.6 did...

@what_dude Thank you and please let me know whether the speed has any improvement.