Editors are used to change the content on the page. You have to go to the Edit mode to see the available editors.
You can get to the Edit mode via the Admin Panel (Edit button)
The developer can create content on the page that will be outside editors, such content cannot be changed.
There are 4 types of content on the page that we can edit: text, image, menu, loop.
A loop is a cycle of one or more combined content types. For example, 5 times display different images on the left and different texts on the right.