Installation is similar to other types of locks for doors.
How to tie door locks.
Addalock link to amazon is by far the most popular portable door.
There are many portable door locks that can be attached to the door to secure it in a few minutes or less.
Tying this rope from one doorknob to the other gives the door an anchor.
Entry can be gained by entering a numeric code on the programmable keypad without the need for a key.
Tie a large knot in the end of a 3 foot long piece of cord and put it over the top of the door and close it polling the cord tight.
You can also anchor the door to another stable structure like a beam.
An ideal anchor point is a solid material that is securely anchored down to the ground.
Provide greater control over access to your home.
Electronic door locks use an electronic keypad instead of a key.
To lock a door without a lock you will have to tie one part of the connecting material to the handle of the door and then tie another part around a solid anchor point.
Tie a rope or cord around the doorknob you want to keep shut.
Anchor points are often solid beams that counteract the force that is being exerted to.
This will only work if the door you are trying to keep shut opens away from you.
If you are using a hook i use a small karabina tie this to the end of the cord in a place where when hooked to the keyring it pulls the cord tight but not so tight as to not be able to unhook it.
Aluminum door electrically released mortise latch locks.
Tie the other end of the rope to another doorknob in the room.
Use a portable door lock.