Martin Lewis has told anyone with a mobile phone to change one key setting immediately. He also explained that people need to send a quick five digit text to protect their phone from thieves.

Martin Lewis has urged everyone with a mobile phone to dial a five digit code now - and screen grab the result. The money expert issued the advice to his ITV viewers after revealing that phone thefts ...

Three has made the phone unlocking process very simple. All you have to do is fill out the device unlock form. You will be able to unlock the phone for free. Once you fill out the form, an unlock code ...