The anti theft door lock is opened outside the door with a key, and the last lock cannot be opened,

Updated on Security door 2024-03-10
1 answers
  1. Anonymous users2024-01-23

    It's because the deadbolt of your door is stuck too tightly, and the key force is too small to open, and you can use the handle inside to exert more force, so it opens. All you need to do is tap the deadbolt a little in the direction of the door opening.

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