Currently, this update is only available on the C2, CS and G2 OLED TVs, although LG has hinted that the Z2 ... then simply click the settings button on your remote, scroll down to 'all settings ...
Simply press 'Home' on your OLED TV's remote control, select 'Picture Mode ... best then you'll have to pay a little extra for the LG G2 (that's the T3 Awards winner of Best OLED TV 2022).