It is important to determine which type outlet to be rewired, standard two-prong or three-prong wiich includes the ground. Make sure all power is shut-off. After the face plate is removed, unscrew the actual outlet. Now you are holding the unit which is connected by several wires (White, black and green). Remove one wire from the old outlet and attach it to the corresponding screw on the new outlet, continue the process until all wires have been replaced. Place the newly wired outlet in the wall, screw in place attach face plate and turn the power on. You are done.