You don t need a key to lock most doors from the inside.
How to lock your room door with your mind.
But there are also household items that can be used for the same purpose as i ll explain later in more detail.
There are professional security devices designed for this.
Apply pressure on the lock using knife and push it back in the door.
Some of these devices also contain an alarm which can get triggered if anyone tries to open the door.
Insert the knife between the space in the door and the frame where the lock is situated since knives are thin it should easily slide in between the lock and the frame.
So your bedroom door or bathroom door is locked you ca.
You may also need to tilt the knife a little till you find the suitable angle for moving the lock.
If your knob has a push lock.
Lock the door from the inside.
This should lock the door.
Find the push lock or twist lock button on the inner doorknob.
Taking the time to learn how to lock a door without a lock can help you improvise emergency locking solutions in dire times like active shooter situations and it can be the very thing that helps save your life.