Roku works from its channel store and provides you with a wide selection for streaming videos, movies, shows, music and other media. The video access on Roku is free of advertisement, so that you can enjoy it without any disturbance. You can activate your Roku streaming device via roku.com/link . At this link, you will get the Roku activation code which allows you to stream the videos onto your device. You can download any streaming service on your Roku device and activate it for the best access. Before activation, you will have to follow a procedure for the installation and Setup of Roku.