Oh @Tivoburkee is the one you should be talking to.
maybe he knows how to switch bands or something. Probably does.
Remember Roku doesnt make the TV's TCL does.
you could contact them.
I think TCL used to be RCA I forget.
Why dont you use an Aquarium screensaver?
Solid State doesnt really wear out.
---A problem clearly stated is a problem half solved---.