How do you replace the window washer reservoir on a 1999 Audi a4?

To replace the window washer reservoir on a 1999 Audi A4, first, disconnect the negative battery terminal for safety. Remove any necessary components, such as the front bumper or wheel well liner, to access the reservoir. Disconnect the hoses and electrical connections, then unbolt the reservoir from its mounting points. Finally, install the new reservoir by reversing the removal steps, ensuring all connections are secure before reconnecting the battery.