Bifold Door Repair - How to Fix a Sticky Bifold Door If your bifold doors stick instead of opening smoothly and close, the issue can be solved with some easy steps. Here's how. Adding carpet or a flooring material change often results in bifold closet doors to scratch the floor. https://bifolddoorrepairs00188.prublogger.com/30060141/the-most-successful-bi-fold-door-repair-gurus-can-do-3-things