I can't top up my account online

[kiki_s]

I've been trying to top up my account online, but I'm being automatically directed to a page that says 'this service is unavailable.' As a result, I can't purchase any data/plans. How can I resolve this issue? It seems like an online glitch.

[Enlli]

Possibility, O2 have said they are having problems

Other ways in the guide

Guide How to Top Up (PAYG)