How to enter postcode for itv hub

[MW22]

Hi

I am trying to set up an account for the ITV Hub I have created an account on my iPhone and tried to log in on the TV having entered my log in details to pair the phone and tele I get this message

 and don’t know how to get passed it, nothing allows me to accept any of the options which all seem to be greyed out.

my tv is a UE40KU647OU

many thanks for any help

Mary

[S9plusDave]

go back on your phone to ITV hub go to bottom of page , look for setup tv code and follow instructions..