Recent content by WillyROKU

  1. W

    Solved! TCL 4K HD Roku TV

    I recently bought a TCL 43s421 4k HD TV, and so far love it. I have one problem and was wondering if it's a cable set top box issue, cabling issue, or what. When I watch the streaming ROKU channels, they're vivid color, fill the entire screen and I assume are 4K HD. They all look great. The...