Hi Rudy Engel Montero Hernandez:
Thanks for reaching out to Microsoft Q&A.
Please post your question related to student discount here for a faster response.
https://trainingsupport.microsoft.com/en-us/mcp/forum/mcp_exams-mcp_offer
Please 'Upvote'(Thumbs-up) and 'Accept' as answer if the reply was helpful. This will be benefitting other community members who face the same issue.