Cannot turn on LG webOS Smart TV

[desmondyuen]

In case anyone is still looking this up, please go to this link.
This blueprint released in 2022 for WebOS Smart TV - Turn on for HA solved it for me. make sure to configure the Blueprint after its imported.

LG webOS Smart TV - Enable Turn On Action for HA 2022.2+

LG webOS Smart TV - Turn On for HA 2022.2+ This blueprint will run anytime the user turns the selected webOS media player on through Home Assistant (UI or service). Adding this blueprint will allow the user to turn on the LG webOS TV through the UI after updating to HA 2022.2, without this blueprint or similar automation the Turn On button won’t be displayed due to a breaking change. This is basically a shortcut to manually adding the automation described in the official documentation. The d…