With roles you can manage admin users permission within admin dashboard.
By default Vvveb comes with a predefined sets of example roles that can be used.
Super Administrator role has all permissions and is used by Super Admin and it should not be removed.
Demo role has only view permission with all save and delete access removed, Demo user that is assigned to this role is inactive by default.
Editor, Author and Contributor role has access only to dashboard, post editing and page builder.
Shop role has access only to dashboard, products and orders.
Rest role is used by rest api and has read only access to content only.