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 ...

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 ...

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 ...

Mobile network O2 has rolled out a set of content controls for the mobile web, preventing those under 18 from seeing supposedly questionable content. O2 customers browsing the internet over a 3G ...

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.

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 ...

I was suddenly switched to another company without realising it For the last three years I’ve had a mobile phone contract with O2, which has been excellent. Out of the blue, I was phoned by a ...

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, ...

Thousands of O2 customers face pricier monthly bills from April 1 as the company rolls out its annual price hikes. From April 1, the monthly price of mobile plans are increasing, but the amount you’ll ...

There's also a tempting £4,000 prize up for grabs VIRGIN Media and O2 customers could bag an entire year of free broadband or mobile billing. The twinned network giants have unleashed a flurry of ...