How to get 6 digit activation for Roku. I have done factory reset 2 time but not found
See if this support article helps. Did you check your spam folder?
https://support.roku.com/article/235180868
Danita
@Pratap86, Roku doesn't use activation codes anymore. Some channels/apps do, but you don't need a code to link your Roku device to your account. If you're trying to set up a new device follow the link @danitaz provided.