Remove comment URL field

Install Code Snippets Plugin

add_action( 'after_setup_theme', 'tu_add_comment_url_filter' );
function tu_add_comment_url_filter() {
    add_filter( 'comment_form_default_fields', 'tu_disable_comment_url', 20 );
}

function tu_disable_comment_url($fields) {
    unset($fields['url']);
    return $fields;
}

Use this code and Hit Activate button.

Thank you

Hi there,

if you can add the code, and make sure to uncheck the requirement box and the clear any caches.
If the issue persists, try creating a new post with comments to see if it has been applied.

Let us know.

@Suraj, your solution rather worked for me.
Thank you all for your help.

Welcome :)