Wifi calling - Z Fold3 and Z Flip3

[14tod]

New z fold 3 arrived today amazing, using s pen now,great

Only issue no WiFi calling option in Call settings.

Anyone know how toget it added.

[14tod]

With Vodafone. After hrs telling different "techs" what was needed one sent the over the air fix which took five minutes and all sorted. Not sure the proper terms but its an over the air wifi calling settings fix.
Hope this helps