Apart and run the point along the jamb.
Door suddenly dragging on floor.
Plane the door with a belt sander.
If your door is a solid wood door you have more leeway in regards to how much wood you can remove.
Be careful not to cut the door too deep or too far.
A dragging corner makes a door difficult to open and close.
First run a piece of paper at the bottom of door to identify where is sticky.
The dragging door corner can scrape the floor or threshold.
Masking tape makes the pencil line easy to see.
If your door still sticks after you ve tried tightening and driving screws you ll have to remove the door and plane it.
Interior doors are often hollow with only 1 inch 2 54 cm of wood to stabilize the door.
Do not remove more than 1 4 to 1 2 of an inch 64 to 1 27 cm of wood.
Over time these screws can work their way loose causing the bottom of the door to drag on the floor.
Use a screwdriver to tighten the screws in the top hinge on the door and frame.