The recently on-demand channel with most-watched shows like Sister Wives, The Little Couple, Say Yes to the Dress, Counting On, 90 Day Fiance, and many more. And how can we miss such a channel on Roku? Thus, Move on to your Roku channel store right away and search for TLC and add the channel. Once you see the activation code on the screen, open your web browser and search for tlc.com/activate. Enter your activation code and follow the on-screen prompts to complete your activation. For further assistance on TLC channel activation on Roku, then you can feel free to talk with our technical expert squad by dialing the toll-free number.