O2 has today launched a new app that allows its customers to take their phone number onto multiple devices to make calls and texts - and we've tried it out. Using similar Voice over IP technology as ...
Cellular service provider O2 UK is working with British credit card issuer Barclaycard, as well as Nokia, Visa Europe and other partners, in a project to test the O2 Wallet, an application in which ...
It is the mobile network service used by millions of people around the UK. But O2 has now issued a warning to customers ahead of a major change that will stop some phones from working. The UK's 3G ...