How to Change the Document Root of an Addon Domain Created August 14, 2015 Author Andrew Horton Category WHM / cPanelIn this article, we will show you how to change the document root of an addon domain.1. Login to cPanel2. Click the Addon Domains link found in the Domains section of cPanel. 3. Click the Edit icon (it looks like a pencil) next to the document root of the domain you wish to modify. 4. Enter the new root you wish to domain to use. 5. Click the Change button. That’s it!