iPhone Support
Update your iPhone
Make sure to update iOS, so you have the latest features and security updates.
Get help for your iPhone
Back up your data
Back up your iPhone with iCloud or your computer in case your device is ever replaced, lost, or damaged.
Transfer data to a new iPhone with Quick Start
With Quick Start, you can set up your new iPhone automatically using your previous device.
Use eSIM on iPhone
Stored digitally in your iPhone, an eSIM is like a physical SIM without the card. See how to set up a new eSIM or transfer one from your previous iPhone.
If your iPhone won't turn on or is frozen
Learn what to do if your iPhone has a frozen screen, doesn't respond when you touch it, or becomes stuck when you turn it on.
iPhone User Guide
Learn about all the features, apps, and settings of your iPhone
