What does the efficiency mode in the Audi A1 do?

I noticed there is an 'Efficiency' mode in my Audi A1, but I'm not sure what it does. Can you explain?

The 'Efficiency' mode in your Audi A1 adjusts your vehicle's settings to optimize fuel efficiency. This could include adjustments to your engine, transmission, and air conditioning system. It's a great feature to use if you want to save on gas or reduce your carbon footprint. Give it a try and see how it affects your driving experience!