So, this has been ongoing for such a long time now. And I see a lot of
people with a similar issue.Originally I had an iPhone 5C and I could
get 4G. I changed tariff to "O2 Sim Only Unlimited 12M 10GB", received a
new 'updated' SIM card and I've neve...
Hi folks, First of all, thank you for all of your responses, this was
extremely helpful.Secondly, apologies for my delay in addressing this
thread, I was in my final year of uni and it was insanely intense. So, I
ended up going to my nearest O2 store...