Lock the door from the inside.
How to lock a door with a hex key.
These difficulties fall into two general categories.
You don t need a key to lock most doors from the inside.
You can also use a knife instead of a credit card to push the bolt of the lock and open the door.
Those related to the lock set or key and those related to the door s frame and latch assembly.
The second technique on how to open door lock without a key will require you to use a tension pick set.
In case your door gets jammed you can open it by lubricating the lock turning the key in both directions in the keyhole pushing or pulling the door when you try to unlock it with a key etc.
Find the push lock or twist lock button on the inner doorknob.
Heating a key over a flame to insert it in a frozen lock may work but it can make the key more likely to break in the future and you may burn your fingers unless you grasp the key with pliers.
A very small hex key.
To pick the lock you use your pick to push the pins up one at a time until the cylinder is free.
Insert a key from a hex key set.
If it is slide a credit card you don t mind damaging between the lock and the door frame.
You should see a small cylindrical button protruding from the center of the knob.
The key s unique shape pushes these pins up and out of the way allowing the cylinder to turn.
This technique needs extensive practice and yo u won t readily find a pick set in the market as only certified locksmiths have the licensed to buy it.
Bend the card back towards the frame to force the lock into the door.
Rotate the key clockwise to expose the tension holes in the side of the spring loaded hinge.
However it won t be an issue finding the right implements that ll collectively work as your improvised pick set.
Look at the top of the hinge for the hex key opening.
If your knob has a push lock.
Put a stiff piece of cardboard where the hammer meets the door to protect the paint.
A spring lock is slanted and is part of the handle.
2 use a pick set.
To open a locked door without a key first see if the lock is a spring lock.
This should lock the door.