Remove comments links from admin bar and admin menu

remove-comments-menus.php

/*
Title:    Hide Comments Menu
Type:     PHP > Custom Code
Location: Init
Priority: 10
*/

// Remove comments from admin bar
add_action('wp_before_admin_bar_render', function () {
    global $wp_admin_bar;
    $wp_admin_bar->remove_node('comments');
});

// Remove comments from admin menu
add_action('admin_menu', function () {
    remove_menu_page('edit-comments.php');
});