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 ...

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.

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 ...

Virgin Media O2 has announced it is deploying new artificial intelligence monitoring tools in its mobile network to predict ...

Noting consistently good user experience and sustainable business growth will be fundamental benchmarks of success in an increasingly competitive market, and with usage on both its mobile and fixed ...

O2 launches a live network status tool and a new, intuitive online network coverage checker, to allow customers to see the strength and status of the O2 network in their area. The coverage checker, ...

O2 has announced that it has switched on a new superfast 3G network across London this week, having gained permission to reuse the 900MHz spectrum for 3G services from Ofcom, the UK Communications ...