It’s a good idea to change the locks on your doors when you move into a new home, or if you simply want a new look. You can easily replace door locks yourself with tools you may already have.
Take measurements of your door's backset by measuring from the latch of your door to the centre of the door knob.
The screws may have tightened over time. Remember: Righty tighty, lefty loosey.
Keep the manual handy.
Many door lock and hardware kits come with different latches. Make sure to pick the one that fits your door.
This step can be tricky. Here's how it's done.
Some door hardware kits include a few strike plates. Make sure to pick the one that fits the door.
..and you're done.