How to Hide Media Library Tools - AI-Powered Rename, Duplicate Finder, Clean & CSV Import/Export Admin Menus

function plt_hide_media_library_tools_menus() {
	//Hide the "Media → Groups" menu.
	remove_submenu_page('upload.php', 'edit-tags.php?taxonomy=tsmlt_category&post_type=attachment');
	//Hide the "Media → Media Tools Settings" menu.
	remove_submenu_page('upload.php', 'media-library-tools');
	//Hide the "Media → Get license" menu.
	remove_submenu_page('upload.php', 'tsmlt-get-pro');
}

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

Where do I put this code?