Buying a new I phone 11

See the following from iPhone Repair - Official Apple Support

(for more detailed information, click on the links included below)

Apple Limited Warranty coverage

The Apple Limited Warranty covers your iPhone and Apple-branded accessories against manufacturing defects for one year from the date you bought your product. Our warranty is in addition to rights provided by consumer law.

Our warranty doesn't cover damage caused by accidents or unauthorized modifications. See the warranty for complete details. You can check your warranty status online and update your proof-of-purchase information if there's an error in our records.

Read the Apple Limited Warranty

Check your warranty status

Update your proof-of-purchase

Learn more about consumer law

A warranty will cover defects in material or workmanship.

It does not cover physical damage.

It does not have warranty coverage outside the country of purchase.