Major network provider warns customers to ‘check their device’ as it starts to shut down huge mobile service this month

A MAJOR mobile network provider has urged customers to check their devices imminently to find out if they will be affected by a major shutdown beginning this month.

O2 is switching off its 3G network from April, meaning that anyone whose phone is not compatible with 4G or 5G, will lose data.

GettyO2 is switching off its 3G network from April[/caption]

Following the switch off, anyone who has not updated their phone to a 4G or 5G sim will be unable to browse the web, or use...