You can duplicate an existing site by selecting a site and using the Duplicate menu option in the Action menu. This creates a new site based upon the existing site. You can only select a single site at a time to duplicate.

Sites duplication uses a feature known as Quick Edit properties, which are a subset of one or more properties and are used for specific operations. When you duplicate a site, all of the values of the existing site are copied. This includes the following properties:

Once you have made the modifications to the new site, click Create to save any changes and create the new site.