The following section is for the authors field for the article. Type in the persons username and select it for each field. Each article should have at least one primary author. The additional contributor field is optional. If the article has been assigned a peer reviewer then enter in the user, and tick whether the review is complete or not. If the review is complete then also select "Peer reviewed" in the dropdown quality box.
The following section is for the notices at the top (quality and other notices) as well as the infobox for the article.
Article text is best edited through the other two methods "edit" and "edit source." This form is best used only for editing the "metadata" of the page