How do I know if my phone has warranty

Check Your Service and Support Coverage by clicking here --> Check Your Service and Support Coverage - Apple Support

or check on the device itself (if using iOS 12.2+):

Settings > General > About > Coverage

Find information about your warranty or AppleCare plan; click here --> Find information about your warranty or AppleCare plan - Apple Support

1. Check if your device is covered by an AppleCare plan or Apple's Limited Warranty

2. See what your coverage includes

3. Check when your coverage expires

4. Get the agreement number or proof of coverage

5. Get help with other questions about your AppleCare plan

Hello~ Click on below and enter your information…

Check Your Service and Support Coverage - Apple Support

~Katana-San~

1. Go to Settings/General/About.