Based on your case description, you want to view the exam provider in the Microsoft Certification dashboard. Please follow the steps below:
Sign in: Visit the Microsoft Certification dashboard and sign in with your Microsoft account.
Navigate to the Exams section: In the dashboard, find and click on the Exams or Certifications option.
View the Exam Provider: In the Exams section, you should be able to see the provider information associated with your exam.
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