Welcome to the Roku Community, @franciskari!
Thanks for asking this question! We would be more than glad to help you start streaming now.
There are easy steps to set up your Roku streaming device or TV. You may refer to the detailed instructions below on setting up your device demonstrated in the video below:
For more information, you may also visit this support article: How to activate or link your Roku streaming device.
Please let us know if you need more help.
Happy Streaming!💜
All the best,
Emman
Emmanuel-D.
Roku Community Moderator