How do you change brake light switch on a 2003 Hyundai accent?

To change the brake light switch on a 2003 Hyundai Accent, first disconnect the negative battery terminal to ensure safety. Locate the brake light switch, which is typically mounted above the brake pedal. Disconnect the electrical connector from the switch, remove the switch from its bracket, and replace it with a new one. Finally, reconnect the electrical connector and the negative battery terminal, then test the brake lights to ensure they function properly.