Follow these steps to hard reset your PS4 controller: Turn off your PS4 and disconnect it from the internet. Find the small reset button on the back of the controller, next to the L2 shoulder button.

Find the small hole on the back of your PS4 controller. Use the paper clip to hold the button inside the hole for more than six seconds. And that’s it. After holding the button for more than six ...

[Becky] had some PS4 controllers that were sadly no longer functional. However, most of the buttons and joysticks still appeared to be okay. Thus, she set about designing a replacement PCB to ...