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How to Fix a Bifold Doors Top Pivot Bifold doors are a great option for creating an effortless transition from outdoor to indoor spaces. But, like any door they may have issues from time to time. Fortunately fixing a bifolding door is fairly simple and not invasive. It's usually as simple as loosing screws and changing the height. Fixing the hinges Bifold doors are an excellent method of opening up a room and letting in more light. They can be moved to either sid