Stiffen Door Hinges

If one is loose remove two or more screws and try driving in longer screws.
Stiffen door hinges. Open the door grasp it by the lock edge and move it up and down. Applying some sort of lubricating oil on the door hinge usually fixes the door squeak right away. 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.
Reinstall it and check the result. If more resistance is needed bend the pin more or bend a second pin. Put the pin back in and it will stop the door from swinging. If a door binds open it grasp the knob and lift up to see if a hinge is loose.
If you encounter movement at the hinge screws they need to be retightened. You can use olive oil butter paraffin candles wd 40 spray petroleum jelly or simply a bar of bath soap. Take out the center hinge pin and put it in a vice. The tighter that you tighten the set screws the more resistance.
Smack it with a hammer to put a slight bend in it.