If it s sticking at the bottom then adjust the bottom hinge.
French door sticking at top.
If a swinging patio door isn t making proper contact when closed you may need to make adjustments to the hinges you ll learn how to adjust the hinges to ma.
You can even see where the door has scraped against the frame.
Most times you ll find that the door sticks along the top because the door is sagging.
If the doors cannot open at all use a flashlight to check the gap between the doors and the frame for anything amiss.
Tighten the existing screws into the hinges.
Check the doors to see whether the catching persists.
Whether the french doors are completely unable to open only stick intermittently or simply feel rather stiff you must examine them thoroughly to determine the cause of the problem.
How to fix french doors that won t close step 1.
Watch for the areas where the doors sticks particularly around the top.
Open and close the doors individually.
When doors don t close properly it s because they are misaligned with respect to the jamb or in the case of french doors with each other.
If your door is sagging down and sticking at the top then tighten the top and middle hinges.
If you can open your french doors you can check the hinges as well as the door handle and fastening.
Open and close the door while you work to see how your adjustments affect the door.