More than three-quarters of Americans live in homes without landlines. But if you still have one, you may be old enough to remember the rotary dial.

To connect to a satellite, swipe down from the top right corner of your iPhone to open Control Center, then tap the Cellular ...

Tap Satellite SOS and then press start, from there you'll fill out the emergency questionnaire. To set up emergency contacts ...

To connect to a satellite, swipe down from the top right corner of your iPhone to open Control Center, then tap the Cellular button on the right. Tap Satellite, then choose a satellite feature.