Apple has released the third Studio Display firmware beta for version 17.
Apple's new Studio Display
Users with the macOS Sonoma beta installed on a Mac connected to the Studio Display will get prompted to install the monitor's third beta for version 17.
The contents of Apple's updated firmware are unknown, but it may contain bug fixes, security patches, or performance improvements.
Studio Display owners who are beta users can update their firmware by heading to System Settings on their Mac. Click on General, then , to see if the beta is available.