“Black screen fix” If you see a black screen only when you turn the APP on, make sure you are connected to internet by doing the below steps:
1- Click Home button on remote control
2- on the main screen top right you will see 4 icons, check the wifi or the cable icon if it is green.
FOR WIFI (if you are using wifi)
For Ethernet (if you are using wire connection)
Make sure the icon is Green, Not white that means internet is connected.