Remove/hide WordPress menu or plugin menu and top bar from client dashboard

/**
 * Removes some menus by page.
 */
function wpdocs_remove_menus(){

  remove_menu_page( 'index.php' );                  //Dashboard
  remove_menu_page( 'edit.php' );                   //Posts
  remove_menu_page( 'upload.php' );                 //Media
  remove_menu_page( 'edit.php?post_type=page' );    //Pages
  remove_menu_page( 'edit-comments.php' );          //Comments
  remove_menu_page( 'themes.php' );                 //Appearance
  remove_menu_page( 'plugins.php' );                //Plugins
  remove_menu_page( 'users.php' );                  //Users
  remove_menu_page( 'tools.php' );                  //Tools
  remove_menu_page( 'options-general.php' );        //Settings
  remove_menu_page( 'wpcf7' );        //Contact Form 7

}

function hide_menu_items() {
    remove_menu_page('elementor'); //Elementor
    remove_menu_page('edit.php?post_type=elementor_library'); //If you don't find tag or many page just simply copy the link as it.
    remove_menu_page('elementskit'); //Elements-kit
    remove_menu_page('envato-elements'); //Envato-elements



}

if(!current_user_can('administrator')){
    add_action('admin_menu', 'wpdocs_remove_menus' );
    add_action( 'admin_init', 'hide_menu_items' );
}

//Remove top admin bar
add_action('after_setup_theme', 'remove_admin_bar');
function remove_admin_bar() {
if (!current_user_can('administrator') && !is_admin()) {
  show_admin_bar(false);
}
}

 //Remove Login, Registration, Forgot password links
    function hide_login_links_div() {
        echo '<style type="text/css">
        .login #nav {
        display: none;
        }
        </style>';
    }
        add_action('login_head', 'hide_login_links_div');