Try to reconnect to your cellular network by tuning Airplane Mode on for at least 15 seconds and then turning it off ...

It doesn't happen instantly, so give it a good 15 seconds before you tap on the Airplane mode icon again. iPhone: On the iPhone, you can access Airplane mode from the Control Center, but that ...

Some smartphone models, such as the iPhone, do allow you to manually turn Wi-Fi back on while remaining in airplane mode, should you wish to connect to any in-flight Wi-Fi when it's available.

Ever wonder why you have to put your phone on "Airplane Mode" on flights? Most people think it's because active cell phones could interfere with the plane's navigation equipment. But that's not ...