Repairing Bifold Doors The hardware that is used to hold the bifold doors together can deteriorate over time. Cleaning and lubricating the mechanism (including the locks) can keep them running smoothly and efficiently. Of course, the issue is easily fixed. This guide will help you to fix your bifold door https://bifoldingdoorrepair71239.ampedpages.com/how-bi-fold-repairs-was-able-to-become-the-no-1-trend-in-social-media-57928308