knowledge/document_page_access_group_user_role/readme/USAGE.md

1. Go to Settings / Users & Companies / Roles and create a new one.
2. Go to Knowledge / Pages and create or edit one.
3. Set in the "Roles" tab the one we have just created.
4. Go back to the role, edit it and add any group(s).
5. The role users will have been added in the "Security" tab.