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 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.

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 ...

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 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 expanding its entertainment offering with the addition of Disney+ to its fibre, mobile and television plans. Starting ...

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 ...