The latest macOS beta includes a fix for the Studio Display webcam
 

When we got our hands on Apple's $1,599 Studio Display last month, one issue soon became apparent: the webcam offered pretty subpar image quality. Apple said it was working on a fix, and now that software update is starting to make its way into the wild as part of the latest macOS Monterey beta.

https://www.engadget.com/apple-studi...0.html?src=rss