function plt_hide_transferito_menus() {
//Hide the "Transferito" menu.
remove_menu_page('transferito-main');
//Hide the "Transferito → Start Migration" menu.
remove_submenu_page('transferito-main', 'transferito-main');
//Hide the "Transferito → Settings" menu.
remove_submenu_page('transferito-main', 'transferito-settings');
}
add_action('admin_menu', 'plt_hide_transferito_menus', 11);