on 03-09-2019 12:35
Can you try a different browser as some block redirects and pop ups.
Paying through the MyO2 app is usually more reliable too.
All ways to pay here Guide: How to Pay Your Bill (Contract)
OnePlus 6 (O2 & Sfr), Z3 Tablet (Three UK), iPhone 8+ (EE)
on 03-09-2019 14:09