roku.com/link Activate roku from activate my roku code Enter the roku activation code at and enable the roku streaming device or TV. roku activation code or Roku link code is the code used for activating the roku device. To activate your Roku streaming device you will need a Roku Account. There are two options to making your free Roku account. You can either create it upfront on my.roku.com/signup or when you begin the activation process of your Roku streaming device. The activation process for your Roku streaming device is very straight-forward and easy.