Millions of phone owners unlock ‘life-saving’ trick to text with no signal – exact models eligible for 30-second upgrade

A LIFE-SAVING gadget feature is now supported by millions of older phone models.

The update went out overnight, giving iPhone customers the ability to send texts without phone signal.

AppleThe iPhone 13 has added support for satellite texting – but only some users can access it[/caption] AppleApple was already offering satellite texting on the iPhone 14 and later[/caption]

It works using satellites circling the Earth – rather than connecting you to phone masts.

Previously...