Arducam 64mp Preview Lag with raspberry pi 4

I have installed all the necessary library/drivers which supports arducam 64mp camera with raspberry pi 4 i am able to turn on the camera but i am facing the issue with the lag in the preview and also i am getting an warning as showing in the image

Could you tell me in detail?

Warnings don’t affect your usage, they are all known.

Hi Edward, i have resolved above issue by using python but i need to know how i can make camera to stable and fixed focusing on particular point using python program please reply as soon as possible