Xfinity Flex
To access the Sling TV app, you'll need a compatible Xfinity Flex streaming TV box or compatible Xfinity X1 box with Internet service.
How to Watch Sling on Xfinity Devices
- Say "Apps" into your Voice Remote
- Then select the Sling TV tile, or simply say "Sling TV" into your Voice Remote
- The app will launch right on your TV.
- You'll need to subscribe or log in to the Sling app to start watching.
- To sign up for Sling follow the on-screen steps to subscribe to Sling TV. You'll be prompted to complete sign up on a mobile device or web browser instead of your TV Box. Once your account has been created, sign in right on Flex or X1 and you'll be ready to watch!
Device Specifications
The Sling TV app is available on specific Xfinity Flex devices:
- Most recent software version
Not finding what you're after?
- Try using the Search Bar above to locate your answer. Search with one-word terms such as "DVR" or "account."
- Our Chatbot can solve many problems 24/7. Click the Chat icon on your screen to begin.
- You can also click here to return to the Sling TV Help homepage.