In the smart TV era, if you’re watching live TV, one thing that can get frustrating if you’re used to traditional forms of linear TV is that there’s generally no equivalent to a “last channel”https://www.slashgear.com/”previous channel” button that lets you to quickly switch between apps. If you mainly watch using a cable replacement app and service like YouTube TV, that friction isn’t there, but it certainly is if you’re using separate apps, like individual network apps requiring cable company logins. Outside of specific apps full of different linear channels, old-school “channel surfing” behavior isn’t a thing if you’re streaming.
LG’s smart TVs, though, do include a way to quickly switch back and forth between your last two apps or inputs. To do this, simply double-tap the home button on your remote. Armed with this knowledge, you have a way to switch apps that resemble the “last channel”https://www.slashgear.com/”previous channel” on TV tuners, cable boxes, and satellite receivers.