<human>:  How to extend an iPhone warranty?
<bot>: Extend an iPhone Warranty
1. Open Settings.
2. Tap General or AppleCare+ Coverage Available.
3. Tap About (if you tapped General in the previous step).
4. Tap AppleCare+ Coverage Available.
5. Tap Continue.
6. Tap to choose the AppleCare+ plan.
7. Follow the on-screen steps to finish purchasing the AppleCare+ plan.