https://wpdiscuz.com/docs/wpdiscuz-7/getting-started/comment-forms/
Last part, Comment Form Customization: Starting (instead of started) with the 4.0.0 version (lots of stilted language throughout but will try to stick to actual typos).
https://wpdiscuz.com/docs/wpdiscuz-7/getting-started/manage-comment-forms/comment-form-settings/
Same thing on 'Agreement checkbox for comment subscrption bar," it should say 'Starting with" not 'Started from'
Enable Post Rating: "... to allow users (to) rate (an) article....
I'll add to this as I have time;-) - feels like someone who wrote it has English as a second language, it all could use polishing and smoothing out. Glad to help!