Summary:
- The article explains how to send messages on an iPhone without Wi-Fi or cellular data by using the built-in "Message Relay" feature.
- This feature allows iPhones to communicate with each other directly over Bluetooth or Wi-Fi, bypassing the need for an internet connection.
- The article provides step-by-step instructions on how to set up and use Message Relay to send messages, share your location, and more, even in areas with poor or no cellular coverage.