Step 1: Remove The Keys
Look at the image. That big black circle is the thing you push to eject the keys. Eject the keys and flip it over
Step 2: Unscrew The Bottom Of The Buttons
This first picture shows the buttons ejected. Flip it over and unscrew all 6 screws as seen picture two.
Step 3: Remove The Guts
Take out the circuit board by unscrewing the two screws in the middle of the pcb. Take that out. That picture shows the pcb and the screws. Look closely towards the right middle and left middle. That is where the screws ar located
Step 4: Cusyomize The Keys!
Now you take the box with the buttons in it and pop out the black and white keys. Customize it to your liking. The picture shows the customized keys