-
Look at what the problem is, whether it is the friction of the door frame or where it is, and you should find someone to repair it.
2) Use the key in your hand to push twice on the outside, if the key inside is horizontal, you can push it out, and then turn the key out. >>>More
The security door at home is plugged in with a key, and there is no conflict with the outside key, the outside can still be opened, you can try it yourself at home. It is not possible to open without any problems. >>>More
An anti-theft door can only hold one key in a lock cylinder, and you can only call the lock picking company to open it for you.
1. Use sandpaper to grind off the key head by two or three millimeters, of course, the grinding wheel can also be used, which is also more convenient. >>>More
A lock cylinder can only hold one key, since you have a key inserted inside, the outside must not be opened, you can only call the lock company to help you open the door, there is no other way, unless someone in the house helps you pull out the key.