If your iPhone is showing an SOS message where your signal should be showing, don't panic! You're not alone. Reports from outage trackers and social media indicate that carrier AT&T is currently experiencing network issues causing iPhones to enter a no-service state.
SOS on iPhone is a common issue reported when there is interference or disruption to your device's cellular signal. If you're using an iPhone 13 or earlier, you may simply get a message indicating "No service," which is far less daunting, to say the least, though equally frustrating.
