Hi BeeC, Could you please let us know the model number of your device.
Please follow the below instructions to add a card to Samsung Pay.
1. From the Home screen, touch Apps.
2. Touch Samsung Pay.
3. Touch ADD or, if this is the first payment card being added, touch Add a credit card or debit card.
4. Align your card inside the frame to automatically detect the card number and expiration date.
Note: Touch Enter card manually if your device cannot detect the card information.
5. Please verify the information captured by the camera.
6. Enter the remaining information and touch NEXT.
7. Review the terms and conditions and then touch AGREE TO ALL.
8. Select a method to authenticate your identity
9. You may enter your signature like you would sign on the back of your card and touch SAVE.
11. Touch DONE to complete the process.
12. After your card is added to Samsung Pay, it will be verified by the card issuer (bank).
13. After the card is verified, it can be used immediately to make a purchase.