You can delete all ratings of all assets of an asset type at once. This is mainly helpful if you want to disable ratings for that asset type.
Important 
                                                
                                            Choose an option below to explore the documentation for the latest user interface (UI) or the classic UI.
Prerequisites
You have a global role with the Product Rights > System administration global permission.
Steps
- Open the asset type.
- On the More menu, click Delete ratings.
- Click Delete ratings.