Some brands we have encountered include: Additionally, a TV may have a lower quality QAM tuner and you may be able to tune to some but not all of the cable channels.To resolve either situation (no QAM tuner or low quality QAM tuner) you may do either of the following: As with any system, issues can arise at any time.From discussions on this thread and recommendations from ewtaylo1 (huge thanks!
With some debugging I found that the television guide was not updating correctly for my over antenna signals.
This blog post will provide the steps that I used for this workaround and suggestions for this issue going forward.
If you upgraded your cable box to the Xfinity X1 box, there are some settings to investigate and tweak to make sure your cable service plays nice with your TV.
This conversion appears to have been the cause of having no television guide information available in Windows Media Center after July 20 I recommend avoiding the tasks above if you media center system is currently working but is just missing the guide data.
I found an existing discussion on this topic at https://connect.microsoft.com/site1145/Feedback/Details/1573972.
“We will certainly continue to support our legacy platform for some time,” the post read, adding that most of the MSO’s energy and resources, with respect to the on-screen guide, is going toward X1.