In short - on the 'Account Settings' page, you can remove the old credit card
The new credit card will be saved automatically when you make a new donation
The credit card is automatically saved to your account after you make a donation.
Whether you have a recurring donation or just want to update the card in your account, you must first remove the old card.
After logging into your account, navigate to the 'Account Settings' page, scroll to the 'Payment Method' section, and click 'Remove'.
When you make a new donation, the current card will be automatically saved to your account.
To update your credit card for a recurring donation, please cancel the existing one and create a new recurring donation with the new card.