A data network outage that has left O2 customers unable to use mobile data is the result of a 'global software issue' according to the operator. O2 is the second largest mobile operator in the UK; the ...

Mobile operator O2's service outage is still causing problems for customers who joined its network or upgraded since the issues began on Friday. Calls, texts and data for existing customers should be ...

According to a recent report by the Next Web, UK mobile operator O2 may actually be sending your mobile phone number to every single website that you visit on your device. This was first discovered by ...

UK-based mobile operator O2, a subsidiary of Telefonica, has discontinued two of its mobile health offerings in the UK. By the end of 2013, the company will stop supporting consumer-facing emergency ...

Markus Haas, CEO of Telefónica Deutschland, pictured at the headquarters of mobile communications provider Telefónica (O2). The head of Munich-based mobile phone operator O2 sees his company on the ...

European cell phone operator Telefonica says it has reached an agreement to sell its British business, O2, to Hong Kong conglomerate Hutchison Whampoa for 10.25 billion pounds ($15.24 billion).

It's hard to grow if customers are abandoning you as fast as you can recruit new ones. That's where U.K. mobile phone operator O2 found itself in 2004. Customer churn was 30%. How do you solve this ...

Mobile network operator (MNO) O2 is to set up a 5G test bed at The O2 in North Greenwich later in 2018, promising a so-called “5G experience” for the general public two years ahead of the anticipated ...

No sooner does Google reveal that it's already making a billion dollars per year through mobile advertising than mobile operator O2 announces it has launched the UK's first location-based mobile ...