A visible door gap between the door and door frame.
Gap under new front door.
As long as the gap is even on an interior door it shouldn t be why a door isn t closing properly.
Remove the frame screws from the hinge you identified but leave the.
Make marks through the pre drilled attachment holes onto the door proper.
Place the sweep at the bottom of the door and align the sweep edge so that it blocks the door gap.
If you have a large gap at the bottom of your door that may be helping the door to stay plumb.
Pilot hole the marks.
Be careful not to overdo it and seal the door so that it can t settle with the rest of the house.
A drafty door with chilly drafts air blowing through your entryway.
Water leaking from the top of the door frame.