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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Markus Haas, CEO of Telefónica Deutschland, pictured at the headquarters of mobile communications provider Telefónica (O2). The ...

O2 says its phone network is back up and running, and thoughts are turning to compensation. Richard Trenholm Former Movie and TV Senior Editor Richard Trenholm was CNET's film and TV editor, covering ...

O2, one of the leading providers of wireless service in the United Kingdom, has apologized to customers for recent network issues including the inability to make or receive calls, or transmit data.

Mobile network operator O2 has blamed a problem with a third-party software installation for a nationwide network outage that has left millions of subscribers unable to access 4G data services on ...

Under an agreement announced on Thursday, Vodafone and O2 parent Telefonica UK will create a joint venture that will take over the running of the pair's basic network infrastructure, including their ...

Mobile operator O2 plans to launch a 15,000-strong nationwide network of free Wi-Fi hotspots located in public places such as coffee shops, and open to customers and non-customers alike. The scheme, ...

Between Skype, Google Voice, Viber and several smaller players, there are plenty of platform-agnostic services vying to put your voice through their IP (get it?), and now UK carrier O2 is introducing ...

The O2 mobile network has returned to normal following an unexplained outage over the bank holiday weekend, which took down mobile connections in the afternoon and evening of 25 May. The fault with O2 ...

Virgin Media O2 has confirmed it will invest an additional £700 million ($936m) into its mobile network this year. The investment is part of the telco's Mobile Transformation Plan, matching the figure ...

O2 is the second 4G network to launch in the UK, taking on rival EE before the end of this month. Richard Trenholm Former Movie and TV Senior Editor Richard Trenholm was CNET's film and TV editor, ...

Of all the current UK networks, O2 has changed the most. The carrier as it exists now was “born” in 2002, but its history dates as far back as 1985. Prior to being known as O2, the BT-owned network ...