A Comcast technician set our system so the TV automatically defaults or reroutes to HD channels when we choose a non-HD channel. We can see all the channels on the Menu but when we select a non-HD channel it goes to the HD version of that channel. How can we revert back to selecting the channel we want, either HD or non-HD? I don't know whether this is a setting within the Samsung TV setup and remote or within the Xfinity system and XR11 remote.
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