Freezer door worn-out... give support to!!!? The suction on the freezerdoor isn't working. It'll close but it just...

The suction on the freezerdoor isn't working. It'll close but it just hang and won't stay shut. There is no apparent pretext why this should stop working, there is no rime that would get surrounded by the way. The fridge on top is working fine (its a fridge freezer).
Any philosophy on how i can get this to work again would be gratefully received!
Answers:    perchance the freezer trays need pushing surrounded by properly, and try wiping the seal around the door with a bit of vinager.
sounds resembling the seal is dirty , cracked, probably enjoy to replace seal