Step 1 Pry the handle button off using a knife or small flat screwdriver.
Step 2 Remove the screw from the handle that attaches the handle to the faucet stem.
Step 3 Pull the handle off Lester says "If the handle is corroded try Lime-A-Way or a Handle Puller
Step 4 Replace the new handle. Lester says "If you are using a fit all type handle place the set screw adapter in place and tighten the sets screws in place"
Step 5 Replace the handle screw.
Step 6 Replace Handle button.
Use photos to ID your replacement parts. Lester Says "If you left click your mouse you can download the photo and use your photo software to size to full size to to make sure the part is what you need.