This is a guest post by Jonathan Lyon and Alex Georgiou from marketing agency Wunderman's social team. O2 is not a Wunderman client. On 11 July, O2 experienced widespread network problems affecting ...

O2 is shutting down its pay-as-you-go data only SIM services. These SIMs allow you to connect to the internet with mobile data when you don’t have WiFi. The service provides a data allowance and a ...

There's a major change taking place this year and it could leave some without vital access to data on their devices. The UK's 3G service is slowly being switched off in favour of faster and more ...

Ensure you're ready with the app downloaded before Monday to avoid missing out on rewards and freebies O2 customers have been warned of a big change coming to the network’s popular perk programme ...

Andrew Alty thought O2 bill was a mistake.

Find out if you're entitled to a free replacement or money off an upgrade below O2 has revealed the first area set to lose a long-running service as the UK prepares for a major shake-up to data ...

Fake text messages are being sent to O2 customers asking them to update their payment details. Online crooks have been sending messages saying billing details are incorrect and customers need to go to ...