Remove ?replytocom From Comment Reply Links
Stops comment reply links from creating ?replytocom= URLs that crawlers treat as duplicate pages, and redirects any such URL to the clean post address.
Snippet Library
SEO snippets for WordPress
Snippets for search engine basics: meta descriptions, Open Graph tags, structured data, noindex rules and robots.txt changes. Lightweight options for sites that do not run a full SEO plugin, or need one specific fix.