Slide the lid back a bit. It only has to move far enough to give you access to the screws. Remove the two screws at either end of the plastic rail.

Detach the panel by pressing up with your fingertips near the tabs shown by the arrows. It takes a little force, but not much. Once it's unhooked, lift the panel slightly and tip the top towards you.

Remove the four screws at the corners of the touch screen panel.