Board Thread:Support Requests - Getting Started/@comment-24424249-20141130151102/@comment-452-20141130181346

The Licenses dropdown is defined on MediaWiki:Licenses, and each of those lines adds a template.

For example: Self|I created this image myself Means that Template:Self will be added.

So, you can either add to each of the templates in the list, or edit MediaWiki:Licenses.