At any time in EOS One™, the Organization creator can update the payment method used for their subscription. Follow the below instructions to do so.
Click “Settings” and then navigate to the Billing tab.
From the “Payment” section, click “View Payment Account.”
In the "Payment Method" section, you can click "Add Payment Method" to be brought to a page where you can enter a new credit card. Once entered, check the box that says "Set this card as my primary payment method" and click “Add Card” to add the new card as your payment method.