If you’ve read blogs, you must be aware of this role. Authors are only allowed to write, edit, manipulate, and publish their posts only – the posts that are published with their name.
The access is only limited to the author’s posts. Uploading images/files to the media library is also allowed. Deleting the uploaded files is also allowed to an author. However, they can’t access posts published by other authors.
As an author, you can always add posts but you can’t add anything to the categories section. Additionally, an author can also view the comments. They can’t do anything to the comments