That is the left blinker.

It turns on automatically whenever a car is detected in front of you.

The high-beansbeams should be flashing as well.

To proceed please press and hold the BMW badge for at least 20 seconds. Repeat as needed.

Where I live this is basically every driver.

Hell 1 day I had a van turn into me as I was crossing the road without indicating (for clarity I was crossing the side road) and started waving his arms at me in a panic like I should have known that’s what he was going to do