I also have a CX ,had a word with Hotstar as per them they are planning to launch it 4k hdr to web os soon.Till then I am using 4 k on Android box.Though picture quality is not good as comparing to inbuilt Hotstar app but have no other option so for the time being watching hdr on Android box.
Disney plus hotstar doesn't stream 4k HDR content
in LG webOS Smart TV App Questions
Posted
I also have a CX ,had a word with Hotstar as per them they are planning to launch it 4k hdr to web os soon.Till then I am using 4 k on Android box.Though picture quality is not good as comparing to inbuilt Hotstar app but have no other option so for the time being watching hdr on Android box.