This post will explain how to restore deleted WordPress user roles or capabilities. Some users wrote that they press the “Reset” button at the “Settings->User Role Editor->Tools” tab expecting something different that it really does. As the result they lost any new added roles and capabilities. It doesn’t matter manually they were added or automatically by plugins or themes. After you press “Reset” button “User Role Editor” deletes all user roles and calls WordPress core function which is used during 1st WordPress installation. Roles and capabilities are created by WordPress from the scratch and you get standard (core) list of user roles and capabilities only as the result. Read more How to restore deleted WordPress user roles