How to manually update the carrier settings on your iPhone to improve its cellular connection and performance

You should keep your iPhone's carrier settings updated to ensure your phone works properly.
Hollis JohnsonYou can manually update the carrier settings on an iPhone through its Settings app.Your iPhone should automatically prompt you when carrier setting updates are available.Visit Insider's Tech Reference library for more stories.If you've ever noticed a menu for carrier settings on your iPhone or have seen a pop-up prompting you to update those settings, you may have wondered what they are and