function plt_hide_wp_power_ocr_free_menus() {
//Hide the "WP Power OCR" menu.
remove_menu_page('wp_power_ocr');
//Hide the "WP Power OCR → WP Power OCR" menu.
remove_submenu_page('wp_power_ocr', 'wp_power_ocr');
//Hide the "WP Power OCR → Settings" menu.
remove_submenu_page('wp_power_ocr', 'wp_power_ocr_settings');
}
add_action('admin_menu', 'plt_hide_wp_power_ocr_free_menus', 11);