If you’re looking for the ITVX Help area, it’s over here.
The following reset steps might help to resolve this issue for you.
Open the ITV Hub app
On the Home screen press the following on the TV remote: 0 0 0 0 7 7 7
Close the app and power off the TV and router from the mains for 10 seconds
Reopen and try again.
Alternatively, follow the instructions shown in this video: