Inspect the door hinge and look for where it is loose or hangs off of the door or doorjamb.
Repair damaged door frame hinge.
To relocate the hinge remove the screws from the hinge and slide it up or down a few inches.
To learn how to use a shim to repair a loose wood screw hole for a hinge keep reading.
If you have a centering hinge drill use the hinge as a template and the finish repair will be better than new and last for years.
You may need to re chisel a pock in the frame so the hinge sits flush.
The screw holes where the hinge or hinges are loose need to be repaired.
Then measure 6 inches above and below the frame damage and carefully cut the damaged frame away at the marked measurements.
To repair a split door frame remove the door strip and molding starting at the bottom of the frame and working your way up.
A simple method of using golf tees to fix holes that have been stripped out and are to big so the screws will not tighten up the hinge to the door or jamb.