How do you reset the clock on an Audi a4 1998?

To reset the clock on a 1998 Audi A4, turn on the ignition without starting the engine. Press and hold the "Set" button on the radio or clock display, then use the tuning knob or buttons to adjust the hours and minutes. Release the "Set" button once the correct time is displayed, and the clock will be reset. Make sure to check the owner's manual for specific instructions, as the process may vary slightly by model.