While it's not a strict prerequisite, it is recommended that you earn your Microsoft 365 Fundamentals certification prior to training for other Microsoft 365 certifications.
Exam MS-203: Microsoft 365 Messaging
Associate-level Modern Workplace role-based certifications
Microsoft introduced a new approach to help learners stay current. Those who have an active certification expiring within six months can renew their certification annually – at no cost – by passing a renewal assessment on Microsoft Learn. For more information, please check out the Renew your Microsoft Certification page.