Remove the hinge pin and bend the door side knuckles toward the door handle.
Hinge side of door rubbing.
Because of the placement of the screw holes in a standard door hinge only.
Slip two or three cardboard shims into the mortises on.
Its rubbing on the door stop and that is usually caused by paint build up.
More often than not this is because the screws normally in the top hinge but sometimes all of them have worked their way loose with the constant weight of the door opening and closing over the years.
If one is loose remove two or more screws and try driving in longer screws.
And when doors sag they tend to stick because they rub against the door jamb on the latch side of the door opening.
Tightening hinges on a sticking or sagging door loose hinges are the primary causes of sagging doors.
Set an open ended adjustable wrench also called a crescent wrench just larger than the hinge knuckle.
If the hinge screws arestripped turn and turn and never firmly bottom out replace the existing screws with longer ones.
On the latch side a door is cut at a slight bevel to make it easier to close.
If a door binds open it grasp the knob and lift up to see if a hinge is loose.
If your door rubs near the top or drags on the floor use a screwdriver not a drill to tighten the screws.
Watch the hinge side of the door frame.
Simply open the door and run a razor knife down both sides of the door stop several times to cut through all the paint layers.
Before you grab your tools partly open the door from the outside and push the door up and down.
With a drill you re more likely to over tighten the screw and strip the screw holes or chew up the screwheads.
Make sure all the screws are tight tighten the hinge screws in the door and the jamb.
Now from the bottom use whatever tools you need to pry it loose from the jamb going upwards until you reach the top.
Almost all sagging doors are due to loose hinges.
Check to see if this relieves the rubbing.
You may use a drill with a screwdriver head attachment but you need to be careful not to overdrive the screws and break or strip them.
It can also be the case in this instance that the handle side starts rubbing on the frame floor carpet leaving a mark or rubbing off paint.
Hinge screws loosen is the forced closing of a door that is rubbing on the frame shades of rube goldberg.
If it does tighten the hinge screws with a ratcheting screwdriver.
When the metal frame on the hinge side of the door comes loose or the molding itself loosens the door sags and scrapes against the other side of the frame usually near the top.
This will close the gap.