The outer handle of the anti theft door lock cannot be pressed down, and it can be pressed inside an

One situation is that the handle is misaligned, the handle screw is loose, move up and down, left and right, and the other situation is that the lock body is rusty and needs to be disassembled, buttered or replaced.

1.and the original main fixation.

Generally, the handle on the door is very strong, and there is almost no possibility of slipping. If the doorknob is loose or dropped, just fix the doorknob in its original position. Of course, if you can't install it yourself, you can ask a professional master to help you install it. >>>More

Whether the security door can be unlocked after being opened depends on what method is used to open the lock. 1. Anti-technical opening, that is, non-violent opening, open the door lock or anti-theft door without damaging the door lock and lock cylinder. 2. Destructive opening refers to using electric drills, crowbars, hacksaws, hammers and other tools to destroy the door lock and door body, and open the door lock or anti-theft door.

Replaceable.

You can purchase the security lock handle replacement yourself. >>>More

There are many kinds of security doors, and there are many types of handles, such as Panpan or Wang Li, big brands of security doors are more expensive, and small or miscellaneous security doors are cheaper. Generally, the handle is divided into two materials: iron and not embroidered, the iron handle is usually plated white, the price is about 30 yuan a payment, not embroidered with a magnet can not be absorbed and not embroidered for a long time, the price is about 60 yuan a payment, if you want to install the installation may have to add installation fees.