Look for window treatments that are available in an outside mount.
Best window shades for french doors.
Draperies and curtains shades or vanes whatever you use on the french doors always remember that the beauty of the french windows and doors is in allowing in sunlight and unobstructed vision.
A common problem for french door blinds is that the handles get in the way of functionality.
Blinds for doors will be mounted on the outside of the window because unlike regular windows the french door window has no depth.
The solution is to buy shallow blinds for your french doors that fit comfortably between the door and decorative handles.
Hence do care for this that whatever window treatment you are using should not block the vision or light permanently and always be free to open or.
As one of the best options for light filtering or room darkening qualities cellular shades easily fit within the dimensions of french doors without disturbing the handles.