function plt_hide_contact_form_cfdb7_menus() {
//Hide the "Contact Forms" menu.
remove_menu_page('cfdb7-list.php');
//Hide the "Contact Forms → Contact Forms" menu.
remove_submenu_page('cfdb7-list.php', 'cfdb7-list.php');
//Hide the "Contact Forms → Extensions" menu.
remove_submenu_page('cfdb7-list.php', 'cfdb7-extensions');
}
add_action('admin_menu', 'plt_hide_contact_form_cfdb7_menus', 11);