How to Hide Auto Featured Image (Auto Post Thumbnail) Admin Menus

function plt_hide_auto_post_thumbnail_menus() {
	//Hide "Auto Featured Image".
	remove_menu_page('wapt_generate-wbcr_apt');
	//Hide "Media → Add from APT".
	remove_submenu_page('upload.php', 'menu-media-apt');
	//Hide "Settings".
	remove_menu_page('wapt_settings-wbcr_apt');
	//Hide "Image".
	remove_menu_page('wapt_image-wbcr_apt');
	//Hide "License".
	remove_menu_page('apt_license-wbcr_apt');
	//Hide "Logs".
	remove_menu_page('wapt_logger-wbcr_apt');
	//Hide "About".
	remove_menu_page('wapt_about-wbcr_apt');
	//Hide "Components".
	remove_menu_page('apt_components-wbcr_apt');
	//Hide "License".
	remove_menu_page('apt_components_license-wbcr_apt');
}

add_action('admin_menu', 'plt_hide_auto_post_thumbnail_menus', 11);

Where do I put this code?