said by cHarley:Doesn't appear to work on DTA's.
That's because that feature is only available on the X1 platform:
From:
New on X1: Free-to-Me Guide View and Improved FilteringComcast Voices blog - August 10, 2017
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corporate.comcast.com/co ··· featuresquote:
New "Free-to-Me" Guide View
We’ve added a new way for customers to filter the live listings guide to only view the channels to which they subscribe. Customers can also set this view as their default view in the settings menu.