Generally you can insert a small watchmaker screwdriver one with a straight blade not a philips into the hole and turn it to unlock the door.
How to unlock room door with hole.
Apply pressure on the lock using knife and push it back in the door.
Then push the tip of the paperclip or clothes hanger straight into the hole and try to keep it as straight as possible.
Squarely face the door with your feet roughly shoulder width apart knees slightly bent.
Directly behind the pinhole is a release button inside the knob.
Lift your dominant leg at the knee.
Try to keep the paperclip wire as straight as you can.
So your bedroom door or bathroom door is locked you ca.
After you do this push the paperclip s tip into the hole.
You can unlock the door by sticking a straightened paper clip or similarly sized wire or even a very small screwdriver into the hole and pushing the release button which pops out the lock button and unlocks the door.
If you can t succeed with the scrubbing method keep the pressure on the allen wrench slight and.
To unlock this mechanism you will need to take a wire paperclip and open it.
When the door unlocks on the other side you should hear the click.
If you can brace your hands or arms against walls furniture or anything else that isn t likely to move when you shove it.
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.
These kinds of door locks are designed for places like bathrooms and bedrooms where the door might be locked for privacy reasons and not for security.
You simply need a straight stiff.
For the round hole it is sometimes necessary to move the wire inside the hole until you hit the appropriate release trigger.
If it does remain straight you should feel something inside which is the bathroom lock unlock button.
The non locking side of the door should have a small hole likely on the face of the knob.
With the twist lock turn the screwdriver.
You may also need to tilt the knife a little till you find the suitable angle for moving the lock.
Inside is a small button that needs to be pushed to unlock the door.
Alternatively you could use a wire clothes hanger as well.
Take the wire and insert it into the hole located in the center of the doorknob.
Pin by pin method.
Lift your knee straight up and let your lower leg be pulled along with it.