STEP 1:
While logged in to Succession Link, access the User Icon and Select " Billing " from the dropdown at the top right of the screen. or follow the link below:
https://successionlink.com/account/billing/methods/

STEP 2:
Once you are there you will see a couple options at the top of their screen that look like this:
You want to click on the Payment Method tab and Add your new Credit Card info.
STEP 3:
Once that is complete, reach out via Live Chat and request removal of your previous card payment option.