If the refrigerator is not level the door may be.
Lg french door refrigerator doors are not closing properly.
French door models either three doors or four doors have more steps in the leveling process.
If the door is open make sure that the mullion is folded in so that it can close properly.
The first step is to level the unit from left to right using a level across the top of the cabinet.
6 be sure the refrigerator is level from side to side and front to back.
Use a small torpedo level making sure that the unit has a slight tilt towards the back.
If you find this to be the case simply realign or reattach the shelving in the fridge door and the door should now close and stay shut.
The second step is to insert snap rings on the hinge pin of the refrigerator door for precise alignment.
If the door is shut the mullion should be flat out for the right door to seal it.