One way to repair a sagging visor in your car is to use a piece of wire. First, loosen the screws on the visor and remove it from the car. Bend a piece of wire into a U-shape and use it to prop the visor up. Reattach the screws and your visor should be good as new.
Another way to fix a sagging visor is to use a piece of tape. First, remove the screws from the visor and remove it from the car. Stick a piece of tape to the top of the visor and attach it to the car. Reattach the screws and your visor should be good as new.