Remove Email and Website Fields from WordPress
How to quickly and easily remove the email and website field from your wordpress blog - https://weldwp.com/guides/how-to-remo...
Code snippet used in video, plus other options.
Remove email and url: .comment-form-email, .comment-form-url {display:none;}
Remove email only: .comment-form-url {display:none;}
Remove name, website, and email: .comment-form-email, .comment-form-url, .comment-form-author {display:none;}