Spanish-owned O2 UK and U.S. consumer electronics group Apple plan to launch a multimillion-dollar joint advertising campaign later this month as they get ready to bring the iPhone to Britain. O2 UK, ...

Mobile network O2 UK has started rolling out the current fastest variant of 3G. Don’t get too excited yet: this isn’t the 4G speed hike we've all been waiting for — it’s an incremental improvement ...

UK mobile phone network O2 is launching a trial of a new VoIP service for customers to use across WiFi networks. O2 Connect will allows smartphone users to use voice and text services from their ...

Telecommunications heavyweight O2 has struck a five-year extension of its major sponsorship deal with the English Rugby Football Union (RFU) governing body. Through a contract renewal unveiled today, ...

UK operator O2 recorded the biggest mobile traffic event in its history during England’s match with DR Congo at the FIFA World Cup, 20% higher than the previous peak. Underling the huge demand for ...

A flaw in O2 UK's implementation of VoLTE and WiFi Calling technologies could allow anyone to expose the general location of a person and other identifiers by calling the target. The problem was ...