How to configure the button functions of the Xiaomi 15 Ultra Photography Kit?

The Xiaomi 15 Ultra Photography Kit supports customizing the button functions, which allows for a more efficient and personalized shooting or videoing experience.
You can configure the button functions in [More connectivity options] or go to the Professional camera grip settings >> [Set up grip button] >> configure the button functions according to your needs.
You can configure the function of the shutter button as taking a single photo or burst shooting, and customize the video button to different features like adjusting the aspect ratio, auto exposure and more.
Note:
You can also customize the functions of Zoom lever and Customize dial in [Set up grip button].