Microsoft 365 Certified: Administrator Expert

What is it?

What exactly is the Microsoft 365 Certified: Administrator Expert?

Microsoft 365 administrator expert

Microsoft 365 Certified: Administrator Expert (MS-102) validates skills to manage tenants, identities, security and compliance for Microsoft 365.

Before you book

Who is eligible to sit the Microsoft 365 Certified: Administrator Expert?

Who it is for: M365 administrators

The test itself

What is the format of the Microsoft 365 Certified: Administrator Expert?

The Microsoft 365 Certified: Administrator Expert is administered by Pearson VUE and runs 150 minutes, contains 40-60 questions and requires 700 of 1000 to pass.

Money & time

How much does the Microsoft 365 Certified: Administrator Expert cost?

For the Microsoft 365 Certified: Administrator Expert, the exam fee is $165; the all-in cost is typically $165+; most candidates spend 3–5 months preparing.

The fine print

What are the retake and renewal rules for the Microsoft 365 Certified: Administrator Expert?

Proctoring & delivery

Delivered by Pearson VUE. You can sit the exam at a Pearson VUE test center or take it online through OnVUE remote proctoring; the fee is the same for both. Online proctoring requires a quiet, private space, a working webcam, and a system check beforehand.

Retake policy

If you do not pass, you may retake the exam after 24 hours. A second failed attempt requires a 14-day waiting period, and any further attempts also require a 14-day wait between them, up to a maximum of five attempts in a 12-month period.

Score reporting

A pass/fail result is shown immediately after the exam. The official score report is emailed within about 24 hours and is also available in your Microsoft certification profile, with section-level feedback on how you performed.

Recertification

Microsoft role-based, specialty, and fundamentals certifications are valid for 12 months from the date earned. Renew at no cost by passing the shorter online renewal assessment on Microsoft Learn before the credential expires. Retired certifications cannot be renewed and must be re-earned through the active successor if one exists.

Refunds & rescheduling

Exam fees are generally non-refundable once a seat is purchased, but you can cancel or reschedule through Pearson VUE at no charge if you do so at least 24–48 hours before the appointment (exact window varies by region).

What it pays

How much does this credential pay?

Expect network-and-systems-administrator pay at a May 2024 median of $96,800 (BLS) — MS-102 is the Microsoft 365 administrator certification, and the admin roles it serves sit across the IT administration occupations

The direct answer is that the MS-102 (Microsoft 365 Administrator) certification serves IT administration roles that BLS classifies primarily under network and computer systems administrators (SOC 15-1244), at a May 2024 median annual wage of $96,800, with the lowest 10 percent under about $60,000 and the highest 10 percent above about $150,000. The honest framing is that the certification does not set pay — IT admin salaries are set by market, employer, and title — but the credential signals Microsoft 365 tenant administration competence (identity, security, compliance, and deployment) that employers list in Microsoft-centric admin roles, and it sits in the growth segment of IT: BLS projects about 4 percent employment decline for network and systems administrators from 2024 to 2034 as on-premises administration shifts to cloud, while the cloud-adjacent skills the exam tests are the part of the role that remains in demand. The exam itself is the Microsoft 365 Administrator certification path: MS-102 requires passing the exam (approximately 40 to 60 questions, 150 minutes, with a passing score around 700 on the 100-900 scale), and it is the successor to the older MS-100/MS-101 exams, covering tenant management, identity and access (Entra ID), security and compliance, and Microsoft 365 services. The practical read: MS-102 is the flagship Microsoft 365 admin credential, commonly paired with the MS-700 (Teams) or other role-based exams, and the certification’s value is the Microsoft-ecosystem employability signal — Microsoft-centric admin and cloud roles list it as a preferred credential. For candidates deciding whether to pursue it, the exam rewards hands-on tenant experience, and the strongest preparation combines Microsoft Learn modules with a trial-tenant lab.

Job growth.BLS projects a 4% employment decline for network and systems administrators from 2024 to 2034 as on-premises administration shifts to cloud, with ~14,300 annual openings from replacement.

Source: BLS OOH — Network and Computer Systems Administrators

Your schedule

How long should I study for it?

60-100 study hours over 6-10 weeks of focused study

Plan for roughly 6 to 10 weeks and 60 to 100 hours of study for MS-102, structured around the four measured domains — tenant deployment, identity and access, security, and compliance — with a trial-tenant lab as the highest-yield study tool. The exam’s domain weights favour identity and access and security management, so study time should be allocated there first. The most effective sequence is: first, complete the official Microsoft Learn learning paths for the exam, working the modules in order; second, stand up a Microsoft 365 developer or trial tenant and practise every admin task the modules cover — user provisioning, role management, Conditional Access, security defaults, and compliance policies; third, take Microsoft’s official practice assessment to calibrate; fourth, re-study the weak domains; and fifth, book the exam. The highest-yield habit is the hands-on tenant work: Microsoft’s exams reward applied administration, and candidates with tenant practice score well above those who only read. Budget the identity and security domains the most time, since they carry the largest question share and are where the exam is hardest. The final week should be a light review of the skills-measured document and the lab notes. After passing, plan the annual renewal assessment within 12 months, and consider pairing MS-102 with a role-based exam like MS-700 for the Microsoft 365 specialist profile.

1. Weeks 1-225

   Tenant + identity

   • Complete the Microsoft Learn paths for tenant and identity
   • Stand up a trial tenant
   • Practise user and role management
2. Weeks 3-635

   Security + compliance

   • Work the security and threat-management modules
   • Practise Conditional Access and compliance policies
   • Take the official practice assessment
3. Weeks 7-820

   Lab + gap closure

   • Repeat weak admin tasks in the tenant
   • Re-study weak domains
   • Take a second practice pass
4. Final week10

   Exam readiness

   • Review the skills-measured document
   • Light lab review
   • Book the exam

What to buy

Which study resources are worth paying for?

MS-102 preparation costs are modest: the exam fee is $165, Microsoft Learn learning paths are free, and a trial tenant is free, so the main optional spend is a practice-question bank. The comparison below separates the official resources, the exam, and commercial prep, with prices current to this review. The buying rule is to spend on the official practice assessment and any subscription-based Q-bank that mirrors Microsoft’s style, and to treat the free Learn paths as the syllabus.

Prices approximate and dated to this review; the certification renews annually via a short assessment.

What you'll face

What question types will I see?

MS-102 contains approximately 40 to 60 questions in 150 minutes, scored pass/fail at 700/900, covering four domains: deploy and manage a Microsoft 365 tenant, implement and manage identity and access, manage security and threats, and manage compliance. Item formats include multiple-choice, case-study items, and scenario questions. The samples below are editor-written illustrations of the published skills-measured document, not live exam items.

Samples are editor-written illustrations of the published skills-measured document, not live exam items.

Reference

What are the key facts about the Microsoft 365 Certified: Administrator Expert?

Microsoft 365 Certified: Administrator Expert is a certification credential; awarded by Microsoft; the exam fee is $165; typical preparation is 3–5 months; holders typically earn $90,000 – $130,000.

In short

Is the Microsoft 365 Certified: Administrator Expert worth it?

• MS-102 is the M365 admin expert cert.
• It requires an associate prerequisite.
• It renews yearly.

Worth comparing

How does the Microsoft 365 Certified: Administrator Expert compare with similar credentials?

• Microsoft 365 Certified: Endpoint Administrator Associate Microsoft
• Microsoft 365 Certified: Teams Administrator Associate Microsoft

Trust

Where does this information come from?

Everything above is taken from the awarding body's own published material. Fees, question counts and domain weights are revised regularly — check the official page before you pay.

• Microsoft Awarding body
• Official Microsoft 365 Certified: Administrator Expert exam page Exam page
• Microsoft certification programme Programme rules

Research confidence: high · Last reviewed 2026-08