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Microsoft 365

Everything you need to run and manage a Microsoft 365 tenant. These guides cover the Admin Center, admin roles and least-privilege access, tenant fundamentals, and licensing decisions, written for IT administrators and support engineers working in real environments.

New to the platform? Start with the Microsoft 365 Admin Center guide, then read Microsoft 365 Admin Roles Explained. Planning licensing? Compare Microsoft 365 E1 vs E3 vs E5 before you buy.

Microsoft 365 Tenant Explained: Definition, Examples & Best Practices

October 10, 2026February 4, 2026 by Vishal Prajapati
Microsoft 365 Tenant Explained

If you are new to Microsoft 365 administration, one of the first terms you will encounter is Microsoft 365 tenant. Understanding what a tenant is …

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