UE55MU6645UXXC - Set Your HDMI port so PS4 PRO will recognize your TV as 4K

[ElLobo]

If you noticed your PS4 PRO is not sending 4K signal to your TV (UE55MU6645UXXC) and you are stuck at YV242

Do the following (it may apply for other Samsung´s Television Sets)

Go 1st to settings>> external devs2nd: click on external devs3rd: choose HDMI where your 4k device is connected