Dear All , Need help and guidance !!

Almost 9 -10 days ago I noticed that the rear wheels (Both) arches were sitting really low ! In the morning i turned the car on and could hear the air compressor working hard to raise wheels etc.... So the wheels where in the correct level until yesterday, when ...

Jus t joined the Xdrivers .... So big shout ou to anyone thats had the same issue ? The wind deflector / or as called slip stream has snapped broken and need to change ??? cant fiqure out how its hinged to main sunroof cassette ? no obvious clues of how to remove and intsal ?? CAn any oneshed a clue ...