on 23-04-2020 12:20
23-04-2020 12:26 - edited 23-04-2020 12:27
23-04-2020 12:26 - edited 23-04-2020 12:27
Follow the advice in this guide
https://community.o2.co.uk/t5/Apple/Connecting-iPhone-to-Data-Services/m-p/544210#U544210
Also check in settings that you have iData enabled.
Veritas Numquam Perit
on 23-04-2020 12:46
on 23-04-2020 12:48
on 23-04-2020 12:48
If you have just got the phone, it's possible you have the incorrect data bolt on and you would have to call to get this enabled
If you are able to, go into the settings and under mobile networks change the APN setting to
mobile.o2.co.uk
then reboot the phone
on 23-04-2020 12:52