Comment-free zone by Progress Planner

This plugin fully removes comments, trackbacks and all related features from your WordPress site.

This plugin will:

• In the admin:
  • Removes the Comments menu item.
  • Removes the Discussion settings page.
  • Removes the comments column from posts and pages.
  • Removes the comment section from the admin bar.
• On the front-end:
  • Disable comments on all post types
  • Disable pingbacks and trackbacks
  • Remove comment support from all post types
  • Remove the output of all the comment blocks from the Gutenberg and site editor
  • Remove the comment meta box from the post edit screen
  • Remove the comment RSS feeds

Once activated, this plugin requires no configuration — it just works. If you want to completely remove comments from your WordPress site, this is the plugin for you.