Hi @Péter Balla
Greetings & Welcome to Microsoft Q&A forum! Thanks for posting your query!
Microsoft Certification / Exams is currently not supported in the Q&A forums.
Maybe one of the links is helpful:
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Microsoft Training Support Forum
Microsoft Certification - Exam Registration/Scheduling
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Microsoft Certification - Profile/MCID Assistance
It's possible to ask questions by clicking on "Get Started" -> "Ask a Question"
or "Ask a new question >" and Learn/Cert Moderators will help you.
Pearson VUE Support:
Pearson VUE - Customer Service
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