...
The Articles feature must be enabled and configured in Settings by the Administrator before articles can be created and published.
Configure Articles Settings
For Article creators
If you are new to Article publishing, go through the How-to guide to creating and publishing an article and article list with the out-of-the-box template and layout.
Create and publish an article
Advanced article publishing
If you are an article creator, note that the extent you can customise article-related layouts depends on settings configured by your Administrator and site version.