Stream is not playable - XFinity

Hello I am trying to use the X Finity app on my television through a fire stick and I keep getting an error message telling me that the Stream is not playable under the current device conditions. Please disconnect any external devices including HDMI screen mirroring or casting devices and try again I’m not sure where to go from here please help

This question, "Stream is not playable," is about XFinity-Comcast TV Television Apps.

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