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 ...

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.

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O2 is removing key Ericsson technology from its network, following two outages this year that led to widespread customer disruption across the U.K. After a second outage earlier this month, which cut ...

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 has implemented new features on its UK mobile network designed to analyse the activity of customers in real time and make changes to the network on the fly to optimise their experience. The mobile ...