Flip the controller upside down.

Using a Phillips #00 screwdriver, remove the five screws holding the controller back cover in place.

Then remove the back cover of the controller, which gives you access to the motherboard of the controller.

Remove the motherboard from the controller body, after releasing the rubber part that holds the cable in the controller body

Remove the contact pads

Then remove the 8 plastic buttons

In order to disassemble the directional cross, it is necessary to levergentlypreferably with a plastic Spudger, under the 4 retaining tabs.

Then, push in the central hole with a fine tool (here a screwdriver), in order to undo the assembly