We apologize for the issue you are having, your request has been submitted to Member Support. They will reach out to you. If you need additional support you can reach out to Member Support at: https://www.isc2.org/Contact-Us.
Good morning Miss,
I met the same problem by trying many different credit cards, although those cards are good.
Should I wait for at least 24 hours after receiving the endorsement approval email first?
Thank you so much.
Have a wonderful day.
Best regards.
@pkslovebyd You may need to call your regional support team to have someone assist you with making payment. I'm sorry for the inconvenience. https://www.isc2.org/Contact-Us