Assign admin roles in Office 365

As the person who purchased your Office 365 subscription, you are the global administrator. This means you have complete control over the Office 365 suite of products. To help you manage Office 365 for your business, you can assign users to administrator roles so they can perform tasks in the Office 365 admin center. For example, if you want help resetting passwords, you can assign someone to the Password administrator role.

Users For a list of customized admin roles and a description of what they can do in Office 365, see About Office 365 admin roles.

Assign admin roles to an existing user

  1. Sign in with your Office 365 global admin account at

  2. In the Admin center, select Users.

    Click on User.

  3. On the Active users page, choose the user whose administrator role you want to change. The properties page for the user opens.

  4. Next to Roles, choose Edit.

    Choose Edit.

  5. Choose Customized administrator to see a list of roles we've customized for you. For a description of each role, see About Office 365 admin roles.

  6. In the Alternative email address box, type an email address that is not connected to Office 365. This email address is used for important notifications, including resetting your admin password, so the person must be able to access this email account whether they can access Office 365 or not.

    Note:  If you don’t want to receive product-related communications at this alternate email address, change your contact preferences on the About me page. For more information, see Change your contact preferences.

  7. Choose Save > Close.

  8. Next to Office phone, select Edit.

  9. In the Mobile phone box, type the number of a mobile phone—including the country code if the user has one—that can receive a text (SMS) message. This phone number is also used in the resetting your admin password process.

    You need a mobile phone that’s capable of receiving text messages for password reset only if one or both of the following applies to you:

    • Your organization has a custom domain that you’ve set up to use with Office 365.

    • Your Office 365 subscription is synchronized through directory synchronization.

  10. When you have finished, choose Save.

Assign admin roles to multiple users

If you know PowerShell, see Assign roles to user accounts with Office 365 PowerShell. It's ideal for assigning roles to hundreds of users.

Use the following instructions to assign roles to tens of users, in the old Office 365 admin center. You can't do this in the new Office 365 admin center.

  1. Sign in with your Office 365 global admin account at

  2. Go to the old Office 365 admin center.

  3. Go to Users > Active Users.

  4. On the Active users page, check the box next to the names of the users whose admin roles you want to change, and then click Edit Edit .

  5. On the Details page, choose Next.

  6. On the Settings page, under Assign role, select Yes or No.

  7. If you select Yes, choose a role from the list. When you have finished, choose Next.

  8. On the Assign licenses page, choose Submit.

  9. On the Results page, review your results, and then choose Finish.

See Also

Assign roles to user accounts with Office 365 PowerShell

Reset passwords for admins

Authorize or remove partner relationships

Office 365 for business - Admin Help Center

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