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Microsoft Defender for Business tenant administration guide

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Maintaining your Defender for Business environment includes managing user accounts, managing devices, and keeping things up to date and working correctly. Use this article as an admin guide for your organization.

Many admin tasks can be performed in the Microsoft 365 admin center (https://admin.microsoft.com), although some tasks, such as adding/removing devices, can be performed in other portals (such as the Microsoft 365 Defender portal or the Microsoft Intune admin center).

If you're new to Microsoft 365, take a moment to get an Overview of the Microsoft 365 admin center.

General tasks

Task Resources to learn more
Get started using the Microsoft 365 admin center Overview of the Microsoft 365 admin center
Learn about new features in the Microsoft 365 admin center What's new in the Microsoft 365 admin center
Find out about new product updates and features so you can help prepare users Stay on top of Microsoft 365 product and feature changes
View usage reports to see how people are using Microsoft 365 Microsoft 365 Reports in the admin center
Open a technical support ticket Get support for Microsoft 365 for business

Users, groups, and passwords

Task Resources to learn more
Add a new user Add a new employee to Microsoft 365
Assign licenses to users Assign Microsoft 365 licenses to users in the Microsoft 365 admin center
Assign Microsoft 365 licenses to user accounts by using PowerShell
Assign admin roles to people who need admin permissions Assign admin roles in the Microsoft 365 admin center
Assign admin roles to Microsoft 365 user accounts with PowerShell
Remove licenses from users Unassign Microsoft 365 licenses from users in the Microsoft 365 admin center
Remove Microsoft 365 licenses from user accounts with PowerShell
Remove a user account when someone leaves your organization Overview: Remove a former employee and secure data
Reset passwords for user accounts Reset passwords in Microsoft 365 for business

Devices

Task Resources to learn more
View current status of and manage devices Manage devices in Defender for Business
Onboard devices to Defender for Business Onboard devices to Defender for Business
Offboard devices from Defender for Business Offboard a device from Defender for Business
Manage devices with Intune What does device management with Intune mean?
Manage your devices and control device features in Microsoft Intune

Subscriptions and billing

Task Resources to learn more
View your bill or invoice View your Microsoft 365 for business subscription bill or invoice
Manage your payment methods Manage payment methods
Change the frequency of your payments Change your Microsoft 365 subscription billing frequency
Change your billing address Change your Microsoft 365 for business billing addresses
Upgrade your subscription Try or buy Microsoft 365 Business Premium
Add Microsoft Intune to your subscription
(for additional security capabilities)		 Get an overview of Intune
Microsoft Intune Plans and Pricing
Try Defender for Office 365
(to protect email and collaboration content)		 Try Microsoft Defender for Office 365

See also