How do you replace a headlamp in 2002 merceces c180?

To replace the headlamp in a 2002 Mercedes C180, first open the hood and locate the headlamp assembly. Disconnect the electrical connector by pressing the tab and pulling it off. Next, remove the retaining clips or screws securing the headlamp assembly and gently pull it out. Replace the old bulb with a new one by twisting it counterclockwise, then reassemble everything by reversing the steps.