View gift card status
On the SumUp app, scroll down on the home screen and select "Gift Cards".
Select the relevant invoice.
Here you can see all the changes made to the gift card, including when it was purchased, redeemed or credited with more money.
Refund or add gift card credit
On the SumUp app, scroll down on the home screen and select "Gift Cards".
Select the relevant invoice.
Tap "Credit" to increase the value of the gift card.
Enter the amount to add to the gift card and tap "Credit".
Alternatively, you can also refund money to the original purchase card.