How to pay using Apple pay on mobile

If your iPhone has Face ID, double-click the side button. If prompted, authenticate with Face ID or enter your passcode to open Apple Wallet.

If your iPhone has Touch ID, double-click the Home button.

To use a different card, tap your default card to see your other cards. Tap a new card and authenticate.

Hold the top of your iPhone near the contactless reader until ‘Done’ and a tick appears on the display.