You can set this per folder.
Good Job, Comment
You can make them invisible to viewers.
They will always be displayed to editors.
Related: Enable viewer comments / "Good Job!" function (Web Browser)
https://teachme.jp/8/manuals/8796916
Rating button
You can make it invisible to everyone.
Related: Setting Up Manual Evaluation Feature (Web Browser Version)
https://teachme.jp/8/manuals/42393853