Thousands of O2 customers across the UK suffered a mobile blackout for up to seven hours over bank holiday Monday.
O2 has been named the worst mobile phone operator for commuters in London, with much of the network relying on ancient and overused 2G technology.
O2 releases the Tu Go app for iOS, Android, and Windows (desktop) to free users from a single device and bring your phone number to multiple screens
Ofcom has officially begun the auctions for the 4G mobile spectrum, where O2, Vodafone, EE, Three, PCCW, BT and MLL…
UK telecoms operator O2 are having problems with their network again, the third time this year