What are the steps for changing the lock of the security door yourself?

How to change the lock cylinder of the security door? To change the lock cylinder, you must first buy a suitable new lock cylinder. The conventional wisdom is that the cylinder and key are as good as possible, but this is not the case. >>>More

As we all know, judging the advantages and disadvantages of the security door, in addition to looking at the quality of the façade texture and materials, the most important thing is the lock cylinder, although it is only a small piece, but its quality is often directly related to the safety of life and property of the family. I think everyone wants to know how to change the lock cylinder of the anti-theft door, so let me introduce to you the method of changing the lock cylinder of the anti-theft door. >>>More

1. All anti-theft doors do not need to remove the lock as a whole, as long as the lock core of the same model is replaced. >>>More

1. Unscrew down the two screws on and below the pull handle panel; >>>More

It's quite simple to change the lock cylinder of the anti-theft door, just a diagram.