public static function admin_notice_check() {
		if ( isset( $_GET['pum_writeable_notice_check'] ) ) {
			// If either dismiss or try again button is clicked, hide the admin notice.
			update_option( '_pum_writeable_notice_dismissed', true );
			if ( 'undo' === $_GET['pum_writeable_notice_check'] ) {
				// If try again is clicked, remove flag.
				update_option( 'pum_files_writeable', true );
			} else {
				pum_update_option( 'disable_asset_caching', true );
			}
		}
	}