Does your phone say "SOS," "SOS only" or "Emergency calls only"? Here's what that means and what you can do to fix it.

You try to make phone call or post on social media on ... In place of the bars? "SOS." SOS mode is a way for your iPhone to make emergency calls even when you are completely out of service.

When your phone goes into SOS mode, it can still make emergency calls. When you make an emergency call with your iPhone, it ...