What should I do if the anti theft door lock stick can t open the door

The role of the anti-theft door in the home is really not small, every family is indispensable to install it, but the lock will be difficult to open after a long time. 1.When the key in and out of the lock hole is not smooth, or it is very difficult, go to the small commodity market to sell lighter counter, buy a box of the smallest package of kerosene, the box has a sharp mouth, the tip of the mouth to the lock hole squeeze a few times, kerosene will go down the lock hole, after a few minutes, take the key to unlock, the key can be very smooth in and out. >>>More

Not necessarily the door is broken! Generally, there is a small pimple on the inside of the security door, and if you twist it, the key on the outside will not be opened. It's the last level that locks it. >>>More

The door lock is not easy to open, just drop a few drops of cooking oil on the key, and then insert the lock cylinder so that it repeats several times, and also drop a few drops of cooking oil on the deadbolt of the lock to increase the flexibility of the deadbolt, so that it will be easier to open.

Wang Li couldn't open the lock because there was no original key, only a broken door, and he opened the lock after entering the door by hand.

Go buy a bottle of sewing oil, open it, and squeeze it directly at the keyhole for immediate effect. It's just that the first two times the key is used, it will bring a little oil, and it will be clean when wiped with paper.