Turn off your PS4 controller.
2. Unplug the controller's power cord from the back of the television.
3. Remove all screws securing the controller chassis to its base unit. Be sure to save any internal cables that exit the back of the unit (these may be necessary for later).
4. Lift up the front half of the controller, and disconnect all cables from underneath it (housing, analog sticks, etc.).
5. There are two Phillips head screws in front of each shoulder button on either side of the board. These screws hold down a Printed Circuit Board (PCB) which houses all of the electronics and components within the controller. Remove these screws using a philips head screwdriver. They should only take a few seconds to remove with a bit of force; if they're stubborn, you may need to apply a bit more pressure to get them out.
6. Once those screws are removed, carefully pull up on the PCB so that