Check the Domains FAQ if you don't find what you're looking for.
Need to add or change a domain in Office 365? You can get to the Office 365 Domains page from the Office 365 admin center.
Looking for steps for setting up a domain? Check out this video (4:10):
Navigate to the Office 365 Domains page in the Office 365 admin center
First, go to the Office 365 admin center (where is it? See the steps), and then do the following:
In the left navigation bar, point to Settings, and then choose Domains.
You can use the options on the Domains page in Office 365 to work with your domains and DNS. Choose a domain name to update settings, change DNS management, or remove the domain. Or you can finish setting up a domain or fix issues with the domain's DNS records.
Get to the Office 365 admin center
How you get to the Office 365 admin center depends on your Office 365 plan.
Use one of the following three procedures.
If the Office 365 top navigation bar includes the service names, choose Admin > Office 365.
Note: If you’re using Office 365 Small Business or Office 365 Small Business Premium, select Admin to go directly to the Office 365 admin center.
If the App Launcher icon appears in the upper-left corner, choose it, and then choose Admin.
If you see one of the two pages shown below, you're already at the Office 365 admin center.
Note: Looking for steps for setting up a domain? See how to set up and use your domain with Office 365 Small Business.
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