Hi sunila,
To contact the Mendix Academy support team
Go to the official Mendix Support Portal: https://support.mendix.com
Log in with your Mendix account.
Click Submit a Request → Choose Mendix Academy or Certification as the category.
In the message, mention:
Your full name
Mendix account email
Exam name (e.g., “Intermediate Developer Exam”)
Scheduled date/time
That you did not receive the exam link
Hey, you can start the exam without the need to click on any links in your mail. Just follow My Exam Registrations --> Go To Exam as you stated :)