Open the door grasp it by the lock edge and move it up and down.
Stiffen door hinges.
Applying some sort of lubricating oil on the door hinge usually fixes the door squeak right away.
If one is loose remove two or more screws and try driving in longer screws.
If the hinge screws have been loose for only a short time you may need to tighten them with a screwdriver.
Smack it with a hammer to put a slight bend in it.
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.
On the latch side a door is cut at a slight bevel to make it easier to close.
Simple quick and works like a.
If more resistance is needed bend the pin more or bend a second pin.
If you encounter movement at the hinge screws they need to be retightened.
If a door binds open it grasp the knob and lift up to see if a hinge is loose.
Reinstall it and check the result.
Take out the center hinge pin and put it in a vice.
You can use olive oil butter paraffin candles wd 40 spray petroleum jelly or simply a bar of bath soap.