Hello,
You can change at https://examregistration.microsoft.com/MyProfile .
If you have problems while changing is better to contact Microsoft Learning
https://www.microsoft.com/en-us/learning/help.aspx
If this answer help please mark it as a answer :) Thanks, Ricardo Cabral Se essa resposta ajuda por favor, marque-o como uma resposta :) Obrigado, Ricardo Cabral