Hi, @Pdmusial25
Thanks for posting, and welcome to the Roku Community.
We appreciate you for sharing with us your concern about the CNN app that won't open on your Roku Ultra, and our team would like to gather more details regarding the issue so this can be reviewed and investigated.
To help us review the issue, can you please provide the details below:
- Roku device model, serial number, device ID, and OS version. (this can all be found in Settings > System > About)
- Tracker ID (when you see this issue occur, press the Home button 5 times, followed by the Back button 5 times, and provide us with this ID)
- Channel build version (This can be found by selecting the channel on the Home screen and pressing the * button).
Once the details are gathered, our designated team will investigate the issue to address this matter.
We hope for your response along with the requested details.
Thanks,
The Roku Community Team.
Takashi O.
Roku Community Moderator