To activate your roku account so that you can enjoy the verity of different streaming channels,through Roku.com/link the user is required to make an entry of roku activation code in the roku account. Roku is affordable, versatile, and easy to use. Roku streaming device is known for providing the best video experience for your devices. visit Roku.com/link for Roku Link your TV code. Open the YouTube app on your TV device. Go to Settings . Scroll down to Link with TV code. A blue TV code will appear on your TV. Now grab your phone, tablet, or computer.