Can I take my AWS exam using co-operate email and then link to my personal?

Please submit a ticket to the AWS Training & Certification customer support team, and they will provide assistance. If you already submitted a case, please allow at least 48 hrs to get a response.

You can add secondary email to get prior badges issued to new email. https://credlyissuer.zendesk.com/hc/en-us/articles/360035943711-What-happens-to-an-earner-s-badge-if-they-leave-our-organization-How-can-an-earner-add-a-secondary-email-address-