Most door knob locks can be pretty easily changed as a diy project but mortise locks and electronic locks with a pin code are more complicated and will likely need a professional.
Diy temporary door lock.
Before you learn how to change door locks measure the space where you ll install the replacement.
Take care to measure carefully as matching the size can be especially problematic in older homes.
This should take you no longer than 10 minutes if you have all of these parts around your house.
Lock a door without a lock.
After a bit of research i found a device in which you can use the door latches hole.
Long throw bolt see buying a deadbolt.
Not being able to wait for shipping i improvised using a bit of kitchen hardware.
Keep your security deposit and make your apartment safer.
In this instructable we will be building a temporary door lock using a chain.
A sturdy screwdriver or small pry bar can quickly bow the doorjamb enough to release the latch.
Measure the diameter of the holes currently cut out of your door so you can select a new door lock that fits those dimensions.
Its a one way lock meaning it can be locked from the outside and not the inside although if you do this right you can unlock it from the inside as well.
Check your existing deadbolt.
A secure entry starts with a solid door and a grade 1 or grade 2 deadbolt with a solid 1 in.