How do I make payment in stores with an iPhone?

Pay with iPhone with Face ID

-To use your default card, double-click the side button, then glance at your iPhone to authenticate with Face ID, or enter your device passcode.

-Hold the top of your iPhone within a few centimetres of the contactless reader until you see Done and a tick on the display.

Pay with iPhone with Touch ID

-To use your default card, rest your finger on Touch ID.

-Hold the top of your iPhone within a few centimetres of the contactless reader until you see Done and a tick on the display.

For more information click here.