Ted here from Shopify, thanks for posting your query!
Great question! The short answer here would be, yes, you are able to change this information with the help of our Shopify Payments team. Please contact our support so we can authenticate your account and take a closer look. Our support can be contacted via our Help Centre, just click Support > Contact Support in the main menu for more info.
Let me know how this goes and if there is anything else I can help you with, I'm happy to help!