No installation is needed, as the BritBox app is already installed on the Xfinity Flex, X1, Xumo Stream Boxes, and Xumo, the Xfinity operating system powering 4K UHD Hisense smart TVs. Just search for BritBox on your device.
Flex/X1
- Follow these instructions to activate/sign in to the BritBox app.
- The BritBox app is supported on Flex and X1 devices running on version 6.6 or higher.
Xumo/Xumo Stream Boxes
- Follow these instructions to activate/sign in to the BritBox app.
You sign in to Xfinity Flex and X1 using your existing BritBox account, or you can sign up on the web and later sign in on these devices using your newly created account.