Verify your ability for using Apple Pay: To find out if they accept Apple Pay, check with your card company. Update to the most recent version of watchOS, macOS, iPadOS, or iOS. Verify that you are in a supported nation or area. Verify that Apple Pay is supported on your device. Check for connection or service interruptions. Contact your bank or the card issuer if you get the prompt "Could Not Add Card" or "Invalid Card."