To configure site domains, select the Site Domains button in the Add a Site screen. If multiple domains are available, select the appropriate domain name from the dropdown list next to the correspondi...To configure site domains, select the Site Domains button in the Add a Site screen. If multiple domains are available, select the appropriate domain name from the dropdown list next to the corresponding environment in the Preferred Domain section to set or change a domain as the preferred environment. When the domain has an In Progress status, you can check the steps taken to set up the domain setup.