iPhone Support
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Update your iPhone
Make sure to update iOS, so you have the latest features and security updates.
Get help for your iPhone
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Back up your data
Back up your iPhone with iCloud or your computer in case your device is ever replaced, lost, or damaged.
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Transfer data to a new iPhone with Quick Start
With Quick Start, you can set up your new iPhone automatically using your previous device.
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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.
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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
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