If SOS is showing up on your iPhone's status bar, it means there's no cellular connectivity for your phone. Here are two quick ways to troubleshoot the problem if you think you should have a cellular connection.

You try to make phone call or post on social media on your iPhone – but you can't. Do you have bad service? No – in fact, you have no service. The service bars on your iPhone aren't just low, they are completely missing. In place of the bars?

If you've ever pulled out your iPhone or Android phone and found it showing SOS mode, no service or searching, you already know how frustrating it can be to figure out whether it's a you problem or if there is a larger network outage happening. A handful ...