If you've ever wondered why one of the ports on the back of your TV appears to glow, that's the optical digital audio output via a TOSLINK port. It uses light to transmit data through a fiber-optic cable, which is why the port can appear to glow. While HDMI ARC and eARC have become the standard way to connect a TV to speakers, there are still a surprising number of things you can use your optical audio port for.

Whether or not your smart TV is spying on you, LG wants to make sure the apps aren't part of the problem. The tech giant is banning webOS apps that use residential proxies to rent out your TV's internet connection to third parties.

HDMI-CEC was supposed to make home theater setups a lot easier to work with. At first, it seems like the kind of feature that would just work, but then the problems arise. The annoying part is that the protocol isn't broken exactly. It just has issues when it comes to handling the way most people actually build their setups. So it's better to turn it off.

LG display users are pushing back against two contentious policies. Some LG monitors are reportedly installing McAfee adware without users' permission, while smart TVs have a new policy raising concerns about recording people for AI purposes.