In the Domains widget, you can add a new domain, delete an existing domain, edit a domain configuration, or check a domain's health, without leaving the Admin center homepage. However, if you wish to perform more advanced tasks, you can click on the widget title, which will bring you to the domain management page as shown in the following screenshot:
To add your domain, click on the Add domain button:
Fill in your domain name, for example, yourdomainname.com, and click on the Next button. Select the method you wish to use to ...