Set up wallet app payments
On the SumUp app, tap "Business Account" on the home screen.
Tap the settings icon in the top right corner and select "Card management".
Select "Add to GPay" beneath the card image
If you’ve not set it up already, set up SCA.
Follow the on-screen instructions to check your card details and other relevant information and continue the process.
Check and agree to the Terms and Conditions to add your card.
Once set up, pay with your card by accessing it in the Google Pay app, holding your device to the contactless symbol on a payment terminal and verify payment with biometric confirmation.
Check out common causes of transaction failure and what you can do to resolve them.