General BMW question 3 buttons on rearview mirror - BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST
![Help! I'm in a rental car and I can't figure out how to operate my rearview mirror! What do these weird buttons do? Also, how do I make it "darker" to dim Help! I'm in a rental car and I can't figure out how to operate my rearview mirror! What do these weird buttons do? Also, how do I make it "darker" to dim](https://preview.redd.it/kyu0l1qn7nr11.jpg?auto=webp&s=55e705fe5379868e22809a42af24366c9d591017)
Help! I'm in a rental car and I can't figure out how to operate my rearview mirror! What do these weird buttons do? Also, how do I make it "darker" to dim
![What is this button at the bottom of my rear view mirror? I thought it may be an assist button but the car doesn't phone anyone when I press it, just a What is this button at the bottom of my rear view mirror? I thought it may be an assist button but the car doesn't phone anyone when I press it, just a](https://preview.redd.it/ayhmfi5h14551.jpg?auto=webp&s=e248ab3771502d4343da47411f178478991cbcb5)