Manage Cellular Features
You can manage several features particular to cellular networks on any iPhone that has active service with a carrier. One of these features also applies to an iPad with cellular that has an active plan.
You should consider how your carrier tracks, charges for, and throttles data usage on an iPhone or cellular iPad; understand limitations when trying to place voice calls and use data at the same time on an iPhone; and configure your iPhone to allow cellular calls relayed via other devices you own.
Consider Bandwidth Usage
When Apple introduced the iPhone, they convinced AT&T, the first carrier to offer it, to create unlimited data plans in the United States and a few other places. Other carriers followed. But as smartphones ...
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