Years after many of its competitors had already done so, O2 UK has finally switched on VoLTE (naming it 4G calling) and wifi calling. The accompanying propaganda is pretty standard: VoLTE provides ...

While still being relatively new to the technology industry, Max has already worked with some big titles, including T3, Stuff and What Hi-Fi? His time there has given him a broad knowledge of the ...

If your Android phone supports WiFi Calling, you should enable it – it’ll save you money and give you better call quality. Here’s how it is done… WiFi Calling isn’t particularly new but it is criminal ...

What is wi-fi calling? Which providers offer wi-fi calling? Which mobile phones allow wi-fi calling? How do I enable wi-fi calling on my mobile phone? How much does wi-fi calling cost? Making phone ...

O2 has announced plans to build a free nationwide wi-fi broadband network that will be double the size of existing hotspots by 2013. The mobile phone operator will open up free wi-fi access to all O2 ...