You have a Microsoft 365 subscription. You need to add additional onmicrosoft.com domains to the subscription. The additional domains must be assignable as email addresses for users. What is the…

The correct answer is C. 5. You are limited a total of five onmicrosoft.com domains in your Microsoft 365 environment. Once they are added, they cannot be removed. https://learn.microsoft.com/en-us/microsoft-365/admin/setup/add-or-replace-your- onmicrosoftcom-domain?view=o365-worldwide

Submitted by salim_om· Apr 18, 2026Deploy and manage a Microsoft 365 tenant

Question

You have a Microsoft 365 subscription. You need to add additional onmicrosoft.com domains to the subscription. The additional domains must be assignable as email addresses for users. What is the maximum number of onmicrosoft.com domains the subscription can contain?

Options

How the community answered

(31 responses)

B
6% (2)
C
90% (28)
D
3% (1)

Explanation

You are limited a total of five onmicrosoft.com domains in your Microsoft 365 environment. Once they are added, they cannot be removed. https://learn.microsoft.com/en-us/microsoft-365/admin/setup/add-or-replace-your- onmicrosoftcom-domain?view=o365-worldwide

Topics

#Microsoft 365 domains#onmicrosoft.com domains#Tenant configuration#Service limits

Community Discussion

No community discussion yet for this question.

Full MS-102 Practice