Hi, when I watch live TV or recorded programmes, on a variety of channels, I get a lot of picture interference. I have watched DVD's successfully, so presume it is the box. I have had the box for over 4 years and wonder if it may need replacing?
Welcome to the community and I'm sorry to learn that you're experiencing issues with your channels.
I would like to take a look into this for you but I will need to gain access to your account so if you click on the purple envelope at the top right of your screen you will see a message waiting for you requesting further details.