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

Cellular data plans from these providers are charged at a commercial rate. By contrast, data connectivity through Wi-Fi does not incur additional costs for the iPad user.

If you upgraded from a previous cellular-enabled device and switched phone numbers to your new tablet, you may find that roaming does not work properly on some networks.

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 ...

Make your iPhone or iPad use less Wi-Fi or cellular data iOS 13 has a hidden feature to help you use less data, whether you are on cellular or Wi-Fi.

Data Plans for the iPad. Apple sells several versions of the iPad. Some of them contain wireless radios that connect the device with cellular data networks, while the basic models offer only Wi-Fi ...

The "Reset Network Settings" button on the iPhone not only resets your Wi-Fi settings -- resulting in a clean slate with respect to Wi-Fi access points and their passwords -- it also resets your ...