I was about to watch Disney+ and then my tv shut off and now it won’t turn back on even thought the red light is still on. I’ve tried to reset and unplug my tv.
Roku doesn't manufacture "Roku TV" sets, it only supplies the Roku operating system. This sounds like a hardware issue that needs to be referred to the manufacturer of the set.
Manufacturer support contacts for Roku TVs can be found in this support post: https://community.roku.com/t5/Manufacturer-Support-Warranty-Resources/Contacting-Support-for-Your-Ro...