I still cannot watch the 4k channels 540.1, 540.2 and 540.3 i tried sending message to dish 2 on facebook 1 on Dish help center and 1 on here to Samantha with Dish support. I have not got a answer from none of them my tv shows no signal and my Hopper 3 locks up i have to reboot to get it unlocked this has been going on ever since i had the Hopper