AB-900 Guides
Free guides to the Microsoft 365 Copilot and Agent Administration Fundamentals Exam — every fact checked against the official documentation and linked to its source. No dumps, ever.
AB-900 Exam Guide: What Copilot and Agent Administration Fundamentals Covers, Format, and How to Pass
A source-checked AB-900 guide for the outline dated 22 July 2026: the three skill areas and their weightings, the 45-minute English-only format, the 700 passing score, cost, prerequisites, and why this Microsoft 365 Fundamentals-family certification does not expire.
AB-900 Study Plan: How Long It Takes and How to Weight It
A two-to-three week AB-900 study plan built on the two official learning paths. They hold six hours and 45 minutes of reading, but give the heaviest exam area only 62 minutes of it — here is how we would rebalance the schedule.
Is AB-900 Hard? An Honest Read on Copilot and Agent Administration Fundamentals
AB-900 is a Beginner-level, 45-minute Fundamentals exam. But Microsoft's own audience profile assumes you already use five admin centres, Entra identity and Purview — and that gap, not the depth, is the real difficulty.
MS-900 Is Retired. Microsoft Has Not Named a Replacement — Here Is What Exists Instead
MS-900 and the Microsoft 365 Certified: Fundamentals certification retired on 31 March 2026. Microsoft never designated a replacement. Here is what is confirmed, what is not, and where AB-900 fits.
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