Amazon Fire HD8 - Landscape Mode - XFinity

I am attempting to use a Amazon Fire HD8 with the Xfinity Home App in Landscape mode. The app will open in landscape and them immediately switch to potratit mode. Does anyone know how to force the app to swithc to landscape mode?

I have the Amazon Fire HD8 in a docking station in landscape mode.

This question, "Amazon Fire HD8 - Landscape Mode," is about XFinity-Comcast TV Television Apps.

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