How to rekey a deadbolt lock

If you have lost your house keys and are worried someone could get in your house, here’s a few tips to easily and safely change your door entrance lock.

Rekey a door lock

Buy a re-keying kit

Buy a specific kit for each brand of lock used in your home, careful, re-keying kits are not interchangeable. Each kit usually rekey six locks but you can order extra pins if you need to do more.

Remove the knob 

Remove the retainer ring

Push the retainer ring tool against the retainer ring to pop it off the cylinder.
Push the retainer ring tool against the retainer ring to pop it off the cylinder. Set the ring aside so you can replace it later.

Remove the cylinder plug from the cylinder

Insert the pins and reassemble the lock