Update by device: 
Roku: 
If the app is not updated, please manually update the app by pressing the * button on your remote and select “Check for updates.”
 
Android | Google TV  
Click here for Android | Google TV Support.  
 
Fire TV: 
Click here for Fire TV Support.
 
Xumo TV, Xumo Stream Box, Xfinity X1, Xfinity Flex, Cox Contour, and Rogers Ignite: 
The app will auto-update when a new version of the app is released.  
 
iPhone and iPad:
Click here for Apple Support.
 
Android Mobile Devices and Tablets: 
Click here for Android Support. 
How do I get help for my Xfinity X1 and Xfinity Flex device?
For additional troubleshooting tips and support for your Xfinity, X1, or Xfinity Flex device, please visit Xfinity support.
How do I get Xumo Play on my Smart TV?
If you have a VIZIO SmartCast, Samsung, Hisense, Roku, Fire TV, Android TV, Sony TV (with Android OS), you can search for “Xumo Play” where you download your apps and install it from there.