Use wood putty to fill the crack and paint or varnish the door as needed.
Split wood door hinge.
The top hinge on one door has come away from the door frame the wood is split and soft so the screws have no bite.
Stainless steel and brass lift off hinge materials are best for high.
Lift off hinges are surface or mortise mounted devices that allow users to quickly detach the mating door while keeping hardware in place.
Serious splits in door frames.
A minor split may be cosmetic.
Wood glue of any type aliphatic glues like titebond seem to be popular in the.
For a more serious split you may be able to glue and clamp the door.
In particular the side where the hinges fasten onto the door tends to crack or split in certain situations.
It may have holes for screw mounting or spots for welding depending on the style of the hinge and the door material it is mounting to.
Cracks on doors are everyday problems.
How to fix a door that cracked where the hinges go.