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

Here's how to check your cellular data usage on an iPhone, and find specific readings for and manage each app's data.

Your iPhone's status bar is a helpful dashboard that provides a glance at the vital signs of your smartphone. You're probably used to seeing the Wi-Fi and cellular data icons in this indicator field, ...

For now, T-Mobile says, "Yes, T-Satellite capable iPhones operating on iOS 26 can now use data on some Apple apps. We'll have even more to share on data capabilities soon.” So it’s possible the ...