O2 has started rolling out a complimentary 5G+ network upgrade to all Pay Monthly customers, but you'll need a compatible phone and SIM card to access the faster speeds ...

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 ...

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 has just switched off its legacy 3G network, being the last of the UK’s mobile operators to do so. That has opened up more room on its airwaves to reassign faster 4G and 5G signals to better serve ...

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.

Leading UK mobile operator makes significant expansion of 5G standalone to more than hundreds of towns and cities across the ...

O2 Telefónica announced its deployment of its 5G core network on AWS Outposts, demonstrating how telecommunications companies ...

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 ...

LONDON (Reuters) - British mobile operator O2 said it had resumed full service on Thursday, 24 hours after a third of customers were hit by a network failure that raised concern about how it will cope ...

O2 HAS rolled out a free mobile upgrade which will give millions of Brits better service across its network. The new perk is now available to customers across more than 700 UK towns and cities.

Mobile operator O2 has today announced plans to deploy a "market changing" public WiFi network offering free internet access to people in the UK, even non-customers. The service, called O2 WiFi, will ...