Please see the following link to find out which version you have: https://support.apple.com/en-us/HT200008 (the link will take you away from this site so be sure to click your back button to return).
COVID-19 Response: The PBS Support team is now working from home due to the ongoing COVID-19 situation. Due to the higher volume of responses we are receiving, wait times may be longer. Click here to learn more and thank you for your patience!
Samsung TV App: We are aware of technical issues on the PBS app on 2017 Samsung TV models, and are currently working to resolve these errors. Click here to learn more