Updating Carrier Settings on iPhone
Keep your device updated to ensure you have the latest security patches installed on your device.
1.
From the Home screen, tap Settings.
2.
Tap General.
3.
Tap About.
If an update is available, you'll see an option to update your carrier settings. Make sure your device is connected to a Wi-Fi or cellular network.
4.
Tap Update.
5.
You've completed the steps!
