Activating YouTube TV on an LG Smart TV is quick and simple. First, ensure your TV is connected to the internet. Open the LG Content Store, search for the YouTube TV app, and download it. Launch the app and sign in to your account. Youll see an activation code on your screen. On your phone or computer, go to tv.youtube.com/start and log in using your Google account. Enter the activation code displayed on your TV, then follow the prompts to complete the process. Once activated, you can enjoy YouTube TVs extensive content library right on your LG Smart TV!