An object that provides notifications of changes to the user’s cellular service provider.
- iOS 4.0+
- UIKit for Mac 13.0+Beta
Your app should be able to handle changes to the user’s cellular service provider. For example, the user could swap the device’s SIM card with one from another provider while your app is running.
This class also gives you access to the
CTCarrier object, which contains information about the user’s home cellular service provider.
Getting Information About the Cellular Service Provider
Information about the user’s cellular service provider, such as its unique identifier and whether it allows VoIP calls on its network.
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