Is my O2 phone already unlocked? The good news is that if you have bought a phone from O2 recently, it may already be unlocked. Any Apple devices bought since August 1, 2018, will be unlocked. All new ...

A new app called Tu Go, developed by Telefonica for O2, may be rough around the ages, but still ranks as one of the most promising pieces of software we’ve seen come from a wireless provider.

O2 has launched My O2, an official iPhone app to monitor your usage, and see just how much money you threw away when you signed that 18-month contract Richard Trenholm was CNET's film and TV editor, ...

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 ...

Good news if you carry multiple devices or want to share a data plan with your family: O2 UK has launched two new data sharing plans. The Sharer and Family Sharer contracts give you one data bundle of ...

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 ...