Verizon Wireless is suffering a massive outage in the US, with customers reporting their phones stuck in SOS mode with no ...

In short, when you see SOS on your phone, it means you're not connected to a cellular network. "If you see SOS or 'SOS only' ...

When iPhones aren’t connected to a cellular network, they will typically alert the user by giving an indication in the ...

Verizon said it has resolved an hours-long outage that is believed to have left tens of thousands of US customers without ...

Many iPhone users with Verizon reported Wednesday that their phones were in "SOS mode." Here's what that means for you.

'We are aware of an issue impacting wireless voice and data services,' Verizon says. AT&T and T-Mobile say their networks are ...

Aimee Picchi is the associate managing editor for CBS MoneyWatch, where she covers business and personal finance. She previously worked at Bloomberg News and has written for national news outlets ...

Last week's Verizon outage is a reminder that cell service can go down at any time. These six tips help you stay connected ...

Is Verizon wireless network down today? Customers are reporting service outages via SOS mode on iPhone. What you need to know.

If the "your phone is not registered on a network" error has popped up on your Android phone, you know how frustrating it can ...

Modern cellular networks are built to serve millions upon millions of users, all while maintaining strict encryption across all communications. But earlier cellular networks were by no means so ...