O2 is telling customers to stay alert after the discovery of a worrying new scam that's targeting UK users. The fraudulent message, which is arriving on devices, claims that customers’ SIM cards are ...

O2's network collapsed overnight, but those signed up to other mobile providers shouldn't feel too smug: the outage caused carnage well beyond its direct customers. Waiting for a bus in London? The ...

UK operator O2 recorded the biggest mobile traffic event in its history during England’s match the DR Congo at the FIFA World Cup.

Tech journalism comes with a list of perks. Hot pop-star girlfriends, sacks of cash, Hertfordshire mansions -- none of these are on that list. But I do get plenty of free tech, much of which tends to ...

O2 has just issued an urgent warning to its customers after the discovery of a fake text message that suggests a SIM is about to expire.

Up to 15.6million O2 mobile phone customers will see their bills rise by 40 per cent more than they were originally told. The phone network has announced a new mid-contract policy change that will ...

Millions of O2 and Virgin Mobile customers will be hit with price hikes of up to 17.3% in April, the mobile providers' parent company has confirmed. Below we explain what's happening and what you can ...

O2 has became the latest network carrier in the United Kingdom to offer the cellular version of the Apple Watch Series 4. iPhone users can now order the LTE-enabled smartwatch through the O2 website, ...

O2 is launching a new service that will offer a free speed boost to thousands of its customers.

Virgin Media O2 has announced a new £10 per month mobile plan on the O2 network that offers unlimited calls and texts plus 10GB of data to anyone in the UK on low incomes and who currently receive ...