If one is loose remove two or more screws and try driving in longer screws.
Stiffen door hinges.
Applying some sort of lubricating oil on the door hinge usually fixes the door squeak right away.
Open the door grasp it by the lock edge and move it up and down.
If more resistance is needed bend the pin more or bend a second pin.
Take out the center hinge pin and put it in a vice.
Drill and tap a hole on each of the knuckle of the hinge so that you can screw a couple set screws in so that it pokes the hinge pin.
Simple quick and works like a.
If the hinge screws have been loose for only a short time you may need to tighten them with a screwdriver.
Reinstall it and check the result.
The tighter that you tighten the set screws the more resistance.
If a door binds open it grasp the knob and lift up to see if a hinge is loose.
Smack it with a hammer to put a slight bend in it.
Remove the top or middle hinge pin and use a hammer to bend it just slightly.
Put the pin back in and it will stop the door from swinging.