1.Get a different controller(A)
2.conect the damaged controller(B) true usb cable
3.with the new controller (A), go to settings, devices, Bluetooth devices
4.press share button and ps button on damaged controller(B) until it start blinking white light
# The controller will show on Bluetooth devices, click on it with the new controller
# The light is going to appear red and not blinking, on damaged device
# press the ps button on damaged device.
# It should work after. It did for me. Hope it helps you