To edit an existing article, you can search for it first.
To create a new article, see here.
A description of the button in the upper right corner can be found here.
In the dialog Edit article, there are the following tabs:
The following tabs are similar to the tabs in the dialog Edit program:
Licenses can also be created for articles; the software uses a specific matrix of rights for this which means that the dialog Edit License adapts the matrix of rights according to the respective type of content. When creating a license, you have to select the corresponding article as Content in order to link the license to this article.