Steering wheel setting:
1) Please go to Settings > Car > Factory settings > Others > Steering wheel keys assign > SWC Key > Apply > Exit (Reboot).
2) Please go to Settings > Car > Steering Wheel Keys and start to program or go to Home Menu > Wheelkey Study app and start to program.
Note: You don't need to set up steering wheel controls if your car stereo comes with a CANBus.