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Anonymous users2024-01-24I just changed it a few days ago, and I removed the screws on the handle in the house, it should be 4 screws, and there is a screw on the side of the deadbolt to fix the lock cylinder. There are 5 screws in total, so it's very simple.
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Anonymous users2024-01-23Just hire a professional installer, nothing can be done alone.
In this case, it may be that the spring inside of the lock is broken. It is necessary to find a master to repair it in time. Or replace the lock cylinder.
Go to the decorative materials market to find a lock that specializes in selling locks, and the price is generally about dozens of yuan. Don't go to the locksmith company to give you a dead expensive one.
You generally buy this anti-theft door lock online with a handle. >>>More
The anti-theft door should be repaired by a special door, and if anyone can dismantle it to repair, it is not called an anti-theft door.
If the handle is broken, just replace the handle. I really couldn't change the door lock.