Moving the middle hinge will affect the upper door so you may have to adjust the top hinge afterward.
How to fix refrigerator door hinges.
If the hinges are bent causing the door not to open and close properly you will have to replace the door hinges.
To realign the door just pry off the hinge cap and loosen the hinge screws.
To realign the lower door adjust the middle hinge.
Then align the door with the top of the refrigerator.
Adjust only the top hinge to straighten an upper door.
Clean inside the folds of the accordion style gasket to get all of the grease dirt and grime from the surface.
The refrigerator door lubricant within the hinge can be removed along with the crumbs or caked liquid that was cleaned out of the hinge.