How do you change the reversing light bulb on a Audi a3?

To change the reversing light bulb on an Audi A3, first, ensure the vehicle is turned off and the key is removed. Locate the rear light assembly by opening the trunk and removing any covers if necessary. Twist or unclip the bulb holder to access the reversing light bulb, then pull it out and replace it with a new bulb. Finally, reassemble the light assembly and test the new bulb to ensure it works properly.