This feature manages payment apps. The Tap & pay option does not apply to Android Beam and won't include certain apps such as money transfer apps.
When NFC is turned on, you can use the tap & pay feature to pay for items just by touching your phone to a reader at a checkout register. If your device does not have a payment app, you can browse Google Play for payment apps.
From a Home screen, navigate: Apps icon > Settings .
From the Device section, tap Tap & pay.
All activated wallets are added under "Tap & pay".
If multiple wallets are activated, a user can at any point change the default by going to "Tap & pay" and update the selection.
To change the default payment method, tap Payment default then select the preferred method.
If preferred, tap Use default then select one of the following: