Users with a contract with the mobile network provider O2, a Telefonica subsidiary, are complaining about problems activating their contract with the Apple Watch. Mobile-capable devices such as the ...

News that Virgin Media O2 would not be following rival mobile suppliers in reintroducing mobile roaming charges for those travelling in the European Union (EU) has been regarded by some as ...

A rival to O2, EE and Vodafone has lauched and swicthing could save over £500.

Millions of O2 customers will enjoy faster, more powerful mobile speeds with a new rollout of 5G+ across more than 700 towns and cities, the provider has said. The service is available on O2 as ...