Watch the transformation of damaged smartphones, including an iPhone XR, OPPO A16, and iPhone X, as they are expertly restored into high-end models like the iPhone 13 Pro.

If you need to find out your iPhone's carrier without a SIM card installed, you can do so through the Settings app.

You can activate a new or used iPhone for use with a cellular service provider in a few steps. Here's how to activate any iPhone, or troubleshoot it.