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

It’s a good idea to turn off data roaming on your iPhone if you want to avoid using data while traveling internationally.

With a few easy adjustments, you can instantly improve your Wi-Fi and Cellular Data performance and get things running smoothly again.

Overview Connectivity is one of the essential features of the iPhone experience, but even the most reliable devices sometimes ...