You can add this code in your WordPress theme/plugin. to remove all the unnecessary tags from head including WordPress feed tags.
Github Gist URL: https://gist.github.com/coder618/29782921f79235f26285847916c2a122
add_action( 'after_setup_theme', 'prefix_remove_unnecessary_tags' ); function prefix_remove_unnecessary_tags(){ // REMOVE WP EMOJI remove_action('wp_head', 'print_emoji_detection_script', 7); remove_action('wp_print_styles', 'print_emoji_styles'); remove_action( 'admin_print_scripts', 'print_emoji_detection_script' ); remove_action( 'admin_print_styles', 'print_emoji_styles' ); // remove all tags from header remove_action( 'wp_head', 'rsd_link' ); remove_action( 'wp_head', 'wp_generator' ); remove_action( 'wp_head', 'feed_links', 2 ); remove_action( 'wp_head', 'index_rel_link' ); remove_action( 'wp_head', 'wlwmanifest_link' ); remove_action( 'wp_head', 'feed_links_extra', 3 ); remove_action( 'wp_head', 'start_post_rel_link', 10, 0 ); remove_action( 'wp_head', 'parent_post_rel_link', 10, 0 ); remove_action( 'wp_head', 'adjacent_posts_rel_link', 10, 0 ); remove_action( 'wp_head', 'wp_shortlink_wp_head', 10, 0 ); remove_action( 'wp_head', 'adjacent_posts_rel_link_wp_head', 10, 0 ); remove_action( 'wp_head', 'rest_output_link_wp_head' ); remove_action( 'wp_head', 'wp_oembed_add_discovery_links' ); remove_action( 'template_redirect', 'rest_output_link_header', 11 ); // language add_filter('multilingualpress.hreflang_type', '__return_false'); }