apply_filters( 'update_attached_file', string $file, int $attachment_id )

872	 *873	 * @since 2.1.0874	 *875	 * @param string $file          Path to the attached file to update.876	 * @param int    $attachment_id Attachment ID.877	 */878	$file = apply_filters( 'update_attached_file', $file, $attachment_id );879 880	$file = _wp_relative_upload_path( $file );881	if ( $file ) {882		return update_post_meta( $attachment_id, '_wp_attached_file', $file );883	} else {884		return delete_post_meta( $attachment_id, '_wp_attached_file' );