How to Replace a Doorknob

 

Remove the Old Doorknob

• Use a screwdriver to remove the two screws holding the old latch mechanism to the edge of the door.
• Loosen and remove the screws holding the inner and outer door knobs in place on each face of the door.
• Remove each doorknob, making sure to keep the screws in a safe place nearby.
• Slide the latching mechanism out of the door once both knobs are out.
• Unscrew and remove the strike plate from the door jamb.

Article source here: How to Replace a Doorknob