Microsoft 365 Knowledge Base

Microsoft 365 Foundations: A Plain-English Orientation

Twelve guides covering what Microsoft 365 actually is, how to access it, and which app does what. Updated for the 2026 experience — the new SharePoint App Bar, Copilot baked into every surface, the Copilot Agents most admins haven’t enabled yet, and AI in SharePoint. Where to start if you’re new to Microsoft 365.

Microsoft 365 Essentials

Orientation, access, and navigation

The Core Apps

OneDrive, SharePoint, Teams, Outlook, Office

Picking the Right Tool

Where to save, when to chat, which app to use

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