How to access the hidden menu in my Audi A7 navigation system?

I have heard that there are additional features and options that can be accessed through the hidden menu on the navigation system in my Audi A7. Can someone please explain how to access this menu and what functions can be accessed through it?

To access the hidden menu in your Audi A7 navigation system, simply hold down the 'MENU' button for 5 seconds while the car is running. You will then be prompted to enter a code, which can be found in your car's manual or through a quick online search. From there, you will have access to features such as firmware updates, diagnostic tests, and hidden options for customizing your navigation system.

Don't forget to use caution when making changes in the hidden menu, as it can potentially affect the functionality of your navigation system or void your warranty. Make sure to thoroughly research any changes before making them.

A helpful tip for finding the code to access the hidden menu in your Audi A7 is to check online forums and discussion boards for other users who have shared their code and experiences. This can save you time and ensure you have the correct code for your specific model.