It's easy to save cellular data on your iPhone by lowering your data usage settings with any of these six methods. Here's how to do each.

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

With the reported issues in the iOS 12.1.2 update, it might be best to wait on your update until a fix for the reported cellular data connectivity is released.

Use the options in Cellular Data (iPad) or Cellular (iPhone) to prevent excessive use of certain services from consuming a lot of your data allocation. You can turn on and off specific apps, and ...

Some iPhone users who have upgraded to iOS 12.1.2 are reporting a variety of issues, mostly that their devices are being disconnected from cellular data.