I need to change my credit card details, but I can't because every time I try to follow the instructions it goes back to the first page
Kindly contact our support team via: http://helpx.adobe.com/in/contact.html?step=CCSN_adobe-id-signing-in_stillNeedHelp
If you are unable to use chat option kindly try below mentioned steps.
If the problem still persists Kindly revert with the below mentioned information.
You can also try: http://helpx.adobe.com/x-productkb/global/phone-support-orders.html