How to Hide Feed Them Social - Page, Post, Video and Photo Galleries Admin Menus

function plt_hide_feed_them_social_menus() {
	//Hide "FT Social".
	remove_menu_page('edit.php?post_type=fts');
	//Hide "FT Social → Feeds".
	remove_submenu_page('edit.php?post_type=fts', 'edit.php?post_type=fts');
	//Hide "FT Social → Add New Feed".
	remove_submenu_page('edit.php?post_type=fts', 'create-new-feed');
	//Hide "FT Social → Settings".
	remove_submenu_page('edit.php?post_type=fts', 'fts-settings-page');
	//Hide "FT Social → System Info".
	remove_submenu_page('edit.php?post_type=fts', 'fts-system-info-submenu-page');
	//Hide "FT Social → Extension License".
	remove_submenu_page('edit.php?post_type=fts', 'fts-license-page');
}

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

Where do I put this code?