You can manually update the carrier settings on an iPhone through its Settings app to ensure your phone works properly.

If cellular data is not working on your iPhone, there are several ways to potentially resolve the issue.

Get new features and performance enhancements in just a few taps This article explains what carrier settings updates are and how to work with them on the iPhone. What Are iPhone Carrier Settings ...

Weak iPhone signal strength can be frustrating, leading to dropped calls, slow data speeds, and overall poor performance. However, by implementing a few simple strategies, you can significantly ...

iPhone carrier settings updates can provide new features and improvements. Some of these updates are mandatory and installed automatically. A few times a year, your iPhone lets you know that there's a ...