An eSIM makes it much easier to switch mobile networks. ... In the UK, EE, O2 and Vodafone all currently support eSIMs in some capacity. Compare Mobile Phone Contracts & SIM-Only Deals.

Technology; O2; O2 issues important 'switch off' message to UK users - you must check your phone now O2 users are being issued with emails urging them to make sure their smartphones are compatible ...

Switch Up is a new service from O2 that lets you swap your current phone for a new one at any time. It's a new feature that comes as standard as part of any Plus Plans or as a bolt-on with any ...

O2 has issued a warning to all customers in the UK, telling them to be extra vigilant and look out for scams. Here's everything you need to know.

The rise of game-changing eSIMs as GigSky expands its offerings with exclusive plans aboard cruise ships, throughout the Caribbean and Cuba and a unique partnership with Visa. PALO ALTO, CA ...

O2 SIM cards How you activate your O2 SIM will depend whether you are on a pay-monthly or pay-as-you-go deal. It will also depend on whether you’re already an O2 customer or are new to O2.

A flaw in O2 UK's implementation of VoLTE and WiFi Calling technologies could allow anyone to expose the general location of a person and other identifiers by calling the target.

Virgin Media O2 has announced the details of its spectrum transfer agreement with Vodafone UK that will see Virgin Media O2 ...

In the US, all major carriers support eSIMs, while in the UK, EE, Lycamobile, O2, Three, and Vodafone all support virtual SIM cards. Plus, you’ll find support around the world with all manner of ...

O2 has shared tips to get around roaming charges while UK tourists are abroad this summer. A spokesperson at Virgin Media O2 commented: “Being able to use your mobile data while abroad has ...