Please ensure that you are watching on a supported model. A list of supported models is available here.
General troubleshooting tips:
Try fully exiting the channel and then signing back in.
Uninstall/remove the current version of the app. Once you've done that, open the Smart Hub, go to apps, search for Acorn TV, and install the new app. After the new version is installed, restart your TV, and log in to Acorn TV using your existing credentials.
If your issue persists, please click here to contact Samsung Support or contact us using the link at the bottom of the page.