There are buttons (small ones like when you extend the legs of a folding table), one on each arm, that you push in to adjust the awning downward. It's pretty easy. You may need to get on a step stool to see them.
2015 Jayco Greyhawk 31FS-"Scamper"
2015 Subaru Forester 2.5i Prem. 6 Spd
Blue Ox Aventa LX Tow Bar
2014 Jayco Jay Feather X23B-"Glampy"(Sold)
DW, DS, DDx2, and Bandit & Fletcher