Help & troubleshooting for channels on your Roku device, including adding/removing channels, logging in to, authenticating, or activating a channel, channel-specific playback issues, assistance contacting channel publishers to report issues, and adjusting channel-specific settings.
As you've noticed, Roku pretty much has no support other than their website and this "community". Have you tried the simple things like pulling the power from your modem/router and Roku for a few minutes and plugging them back in?
Roku Community Streaming Expert
Help others find this answer and click "Accept as Solution." If you appreciate my answer, maybe give me a Kudo.