Thanks for reaching out to the Roku community!
I'm sorry to hear about the issue you're running into! I'd be happy to help take a closer look to see how we can help get you up and running.
Here are a few questions here to better understand what you're experiencing:
- Are you using a Roku TV or a Roku device?
- Aside from the three channels that you mentioned, are all other streaming channels playing content normally?
- What troubleshooting steps have you taken so far to resolve the issue?
- What are you seeing on screen? Can you provide a screenshot of the issue you are experiencing?
- How long has the issue been occurring?
With more information, we will be able to assist you further.